Home / 369,694.22-554,541.38-89,211.47

Finding the Fourth Proportional to 369,694.22, 554,541.38 and 89,211.47

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Solution

The fourth proportional to 369,694.22, 554,541.38 and 89,211.47 is: 133,817.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,694.22 : 554,541.38 = 89,211.47 : x
  2. Step 2: Convert to fraction form
    369,694.22/554,541.38 = 89,211.47/x
  3. Step 3: Cross multiply
    369,694.22x = 554,541.38 × 89,211.47
  4. Step 4: Simplify right side
    369,694.22x = 49,471,448,466.86
  5. Step 5: Solve for x
    x = 49,471,448,466.86/369,694.22
  6. Step 6: Final answer
    x = 133,817.21

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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.