Home / 90,710.71-136,082.51-37,373.07

Finding the Fourth Proportional to 90,710.71, 136,082.51 and 37,373.07

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Solution

The fourth proportional to 90,710.71, 136,082.51 and 37,373.07 is: 56,066.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,710.71 : 136,082.51 = 37,373.07 : x
  2. Step 2: Convert to fraction form
    90,710.71/136,082.51 = 37,373.07/x
  3. Step 3: Cross multiply
    90,710.71x = 136,082.51 × 37,373.07
  4. Step 4: Simplify right side
    90,710.71x = 5,085,820,755.13
  5. Step 5: Solve for x
    x = 5,085,820,755.13/90,710.71
  6. Step 6: Final answer
    x = 56,066.38

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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.