Home / 369,966.92-554,954.28-130,087.52

Finding the Fourth Proportional to 369,966.92, 554,954.28 and 130,087.52

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Solution

The fourth proportional to 369,966.92, 554,954.28 and 130,087.52 is: 195,132.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,966.92 : 554,954.28 = 130,087.52 : x
  2. Step 2: Convert to fraction form
    369,966.92/554,954.28 = 130,087.52/x
  3. Step 3: Cross multiply
    369,966.92x = 554,954.28 × 130,087.52
  4. Step 4: Simplify right side
    369,966.92x = 72,192,625,998.59
  5. Step 5: Solve for x
    x = 72,192,625,998.59/369,966.92
  6. Step 6: Final answer
    x = 195,132.65

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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.