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Finding the Fourth Proportional to 262,343.64, 393,281.70 and 96,092.76

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Solution

The fourth proportional to 262,343.64, 393,281.70 and 96,092.76 is: 144,053.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,343.64 : 393,281.70 = 96,092.76 : x
  2. Step 2: Convert to fraction form
    262,343.64/393,281.70 = 96,092.76/x
  3. Step 3: Cross multiply
    262,343.64x = 393,281.70 × 96,092.76
  4. Step 4: Simplify right side
    262,343.64x = 37,791,524,010.49
  5. Step 5: Solve for x
    x = 37,791,524,010.49/262,343.64
  6. Step 6: Final answer
    x = 144,053.52

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1.5x scale

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.