Home / 134,422.10-201,633.15-92,431.70

Finding the Fourth Proportional to 134,422.10, 201,633.15 and 92,431.70

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Solution

The fourth proportional to 134,422.10, 201,633.15 and 92,431.70 is: 138,647.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,422.10 : 201,633.15 = 92,431.70 : x
  2. Step 2: Convert to fraction form
    134,422.10/201,633.15 = 92,431.70/x
  3. Step 3: Cross multiply
    134,422.10x = 201,633.15 × 92,431.70
  4. Step 4: Simplify right side
    134,422.10x = 18,637,294,830.86
  5. Step 5: Solve for x
    x = 18,637,294,830.86/134,422.10
  6. Step 6: Final answer
    x = 138,647.55

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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.