Home / 74,125.38-102,191.35-46,887.91

Finding the Fourth Proportional to 74,125.38, 102,191.35 and 46,887.91

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Solution

The fourth proportional to 74,125.38, 102,191.35 and 46,887.91 is: 64,641.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,125.38 : 102,191.35 = 46,887.91 : x
  2. Step 2: Convert to fraction form
    74,125.38/102,191.35 = 46,887.91/x
  3. Step 3: Cross multiply
    74,125.38x = 102,191.35 × 46,887.91
  4. Step 4: Simplify right side
    74,125.38x = 4,791,538,979.75
  5. Step 5: Solve for x
    x = 4,791,538,979.75/74,125.38
  6. Step 6: Final answer
    x = 64,641.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.