Home / 262,456.60-393,588-93,931.24

Finding the Fourth Proportional to 262,456.60, 393,588 and 93,931.24

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Solution

The fourth proportional to 262,456.60, 393,588 and 93,931.24 is: 140,862.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,456.60 : 393,588 = 93,931.24 : x
  2. Step 2: Convert to fraction form
    262,456.60/393,588 = 93,931.24/x
  3. Step 3: Cross multiply
    262,456.60x = 393,588 × 93,931.24
  4. Step 4: Simplify right side
    262,456.60x = 36,970,208,889.12
  5. Step 5: Solve for x
    x = 36,970,208,889.12/262,456.60
  6. Step 6: Final answer
    x = 140,862.18

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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.