Home / 92,771.08-138,040.73-92,460.04

Finding the Fourth Proportional to 92,771.08, 138,040.73 and 92,460.04

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Solution

The fourth proportional to 92,771.08, 138,040.73 and 92,460.04 is: 137,577.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,771.08 : 138,040.73 = 92,460.04 : x
  2. Step 2: Convert to fraction form
    92,771.08/138,040.73 = 92,460.04/x
  3. Step 3: Cross multiply
    92,771.08x = 138,040.73 × 92,460.04
  4. Step 4: Simplify right side
    92,771.08x = 12,763,251,417.43
  5. Step 5: Solve for x
    x = 12,763,251,417.43/92,771.08
  6. Step 6: Final answer
    x = 137,577.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.