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Finding the Fourth Proportional to 237,951.30, 328,366.88 and 135,970.29

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Solution

The fourth proportional to 237,951.30, 328,366.88 and 135,970.29 is: 187,635.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,951.30 : 328,366.88 = 135,970.29 : x
  2. Step 2: Convert to fraction form
    237,951.30/328,366.88 = 135,970.29/x
  3. Step 3: Cross multiply
    237,951.30x = 328,366.88 × 135,970.29
  4. Step 4: Simplify right side
    237,951.30x = 44,648,139,220.14
  5. Step 5: Solve for x
    x = 44,648,139,220.14/237,951.30
  6. Step 6: Final answer
    x = 187,635.62

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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.