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Finding the Fourth Proportional to 237,276.70, 356,116.65 and 97,135.90

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Solution

The fourth proportional to 237,276.70, 356,116.65 and 97,135.90 is: 145,786.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,276.70 : 356,116.65 = 97,135.90 : x
  2. Step 2: Convert to fraction form
    237,276.70/356,116.65 = 97,135.90/x
  3. Step 3: Cross multiply
    237,276.70x = 356,116.65 × 97,135.90
  4. Step 4: Simplify right side
    237,276.70x = 34,591,711,302.74
  5. Step 5: Solve for x
    x = 34,591,711,302.74/237,276.70
  6. Step 6: Final answer
    x = 145,786.38

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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.