Home / 119,044.17-164,285.67-65,331.11

Finding the Fourth Proportional to 119,044.17, 164,285.67 and 65,331.11

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Solution

The fourth proportional to 119,044.17, 164,285.67 and 65,331.11 is: 90,159.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,044.17 : 164,285.67 = 65,331.11 : x
  2. Step 2: Convert to fraction form
    119,044.17/164,285.67 = 65,331.11/x
  3. Step 3: Cross multiply
    119,044.17x = 164,285.67 × 65,331.11
  4. Step 4: Simplify right side
    119,044.17x = 10,732,964,356.77
  5. Step 5: Solve for x
    x = 10,732,964,356.77/119,044.17
  6. Step 6: Final answer
    x = 90,159.51

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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.