Home / 92,000,117.80-138,000,176.70-53,258,068.90

Finding the Fourth Proportional to 92,000,117.80, 138,000,176.70 and 53,258,068.90

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Solution

The fourth proportional to 92,000,117.80, 138,000,176.70 and 53,258,068.90 is: 79,887,103.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,000,117.80 : 138,000,176.70 = 53,258,068.90 : x
  2. Step 2: Convert to fraction form
    92,000,117.80/138,000,176.70 = 53,258,068.90/x
  3. Step 3: Cross multiply
    92,000,117.80x = 138,000,176.70 × 53,258,068.90
  4. Step 4: Simplify right side
    92,000,117.80x = 7,349,622,918,900,774
  5. Step 5: Solve for x
    x = 7,349,622,918,900,774/92,000,117.80
  6. Step 6: Final answer
    x = 79,887,103.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.