Home / 94,007.91-129,712.41-55,760.25

Finding the Fourth Proportional to 94,007.91, 129,712.41 and 55,760.25

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Solution

The fourth proportional to 94,007.91, 129,712.41 and 55,760.25 is: 76,938.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,007.91 : 129,712.41 = 55,760.25 : x
  2. Step 2: Convert to fraction form
    94,007.91/129,712.41 = 55,760.25/x
  3. Step 3: Cross multiply
    94,007.91x = 129,712.41 × 55,760.25
  4. Step 4: Simplify right side
    94,007.91x = 7,232,796,409.70
  5. Step 5: Solve for x
    x = 7,232,796,409.70/94,007.91
  6. Step 6: Final answer
    x = 76,938.17

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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.