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Finding the Fourth Proportional to 160,700.31, 240,812.85 and 151,713.81

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Solution

The fourth proportional to 160,700.31, 240,812.85 and 151,713.81 is: 227,346.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,700.31 : 240,812.85 = 151,713.81 : x
  2. Step 2: Convert to fraction form
    160,700.31/240,812.85 = 151,713.81/x
  3. Step 3: Cross multiply
    160,700.31x = 240,812.85 × 151,713.81
  4. Step 4: Simplify right side
    160,700.31x = 36,534,634,970.46
  5. Step 5: Solve for x
    x = 36,534,634,970.46/160,700.31
  6. Step 6: Final answer
    x = 227,346.39

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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.