Home / 94,127.38-129,896.69-51,686.83

Finding the Fourth Proportional to 94,127.38, 129,896.69 and 51,686.83

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Solution

The fourth proportional to 94,127.38, 129,896.69 and 51,686.83 is: 71,328.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,127.38 : 129,896.69 = 51,686.83 : x
  2. Step 2: Convert to fraction form
    94,127.38/129,896.69 = 51,686.83/x
  3. Step 3: Cross multiply
    94,127.38x = 129,896.69 × 51,686.83
  4. Step 4: Simplify right side
    94,127.38x = 6,713,947,225.68
  5. Step 5: Solve for x
    x = 6,713,947,225.68/94,127.38
  6. Step 6: Final answer
    x = 71,328.32

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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.