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Finding the Fourth Proportional to 157,866.52, 236,949.48 and 97,713.03

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Solution

The fourth proportional to 157,866.52, 236,949.48 and 97,713.03 is: 146,662.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,866.52 : 236,949.48 = 97,713.03 : x
  2. Step 2: Convert to fraction form
    157,866.52/236,949.48 = 97,713.03/x
  3. Step 3: Cross multiply
    157,866.52x = 236,949.48 × 97,713.03
  4. Step 4: Simplify right side
    157,866.52x = 23,153,052,902.71
  5. Step 5: Solve for x
    x = 23,153,052,902.71/157,866.52
  6. Step 6: Final answer
    x = 146,662.21

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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.