Home / 119,237.52-164,545.91-65,521.38

Finding the Fourth Proportional to 119,237.52, 164,545.91 and 65,521.38

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Solution

The fourth proportional to 119,237.52, 164,545.91 and 65,521.38 is: 90,418.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,237.52 : 164,545.91 = 65,521.38 : x
  2. Step 2: Convert to fraction form
    119,237.52/164,545.91 = 65,521.38/x
  3. Step 3: Cross multiply
    119,237.52x = 164,545.91 × 65,521.38
  4. Step 4: Simplify right side
    119,237.52x = 10,781,275,096.56
  5. Step 5: Solve for x
    x = 10,781,275,096.56/119,237.52
  6. Step 6: Final answer
    x = 90,418.48

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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.