Home / 94,141.77-129,916.49-51,700.61

Finding the Fourth Proportional to 94,141.77, 129,916.49 and 51,700.61

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Solution

The fourth proportional to 94,141.77, 129,916.49 and 51,700.61 is: 71,347.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,141.77 : 129,916.49 = 51,700.61 : x
  2. Step 2: Convert to fraction form
    94,141.77/129,916.49 = 51,700.61/x
  3. Step 3: Cross multiply
    94,141.77x = 129,916.49 × 51,700.61
  4. Step 4: Simplify right side
    94,141.77x = 6,716,760,873.97
  5. Step 5: Solve for x
    x = 6,716,760,873.97/94,141.77
  6. Step 6: Final answer
    x = 71,347.30

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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.