Home / 239,139.34-358,727.54-96,916.91

Finding the Fourth Proportional to 239,139.34, 358,727.54 and 96,916.91

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Solution

The fourth proportional to 239,139.34, 358,727.54 and 96,916.91 is: 145,382.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,139.34 : 358,727.54 = 96,916.91 : x
  2. Step 2: Convert to fraction form
    239,139.34/358,727.54 = 96,916.91/x
  3. Step 3: Cross multiply
    239,139.34x = 358,727.54 × 96,916.91
  4. Step 4: Simplify right side
    239,139.34x = 34,766,762,430.48
  5. Step 5: Solve for x
    x = 34,766,762,430.48/239,139.34
  6. Step 6: Final answer
    x = 145,382.87

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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.