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Finding the Fourth Proportional to 157,070.94, 235,605.31 and 63,575.34

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Solution

The fourth proportional to 157,070.94, 235,605.31 and 63,575.34 is: 95,362.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,070.94 : 235,605.31 = 63,575.34 : x
  2. Step 2: Convert to fraction form
    157,070.94/235,605.31 = 63,575.34/x
  3. Step 3: Cross multiply
    157,070.94x = 235,605.31 × 63,575.34
  4. Step 4: Simplify right side
    157,070.94x = 14,978,687,689.06
  5. Step 5: Solve for x
    x = 14,978,687,689.06/157,070.94
  6. Step 6: Final answer
    x = 95,362.56

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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.