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Finding the Fourth Proportional to 157,577, 236,232.92 and 73,294.34

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Solution

The fourth proportional to 157,577, 236,232.92 and 73,294.34 is: 109,879.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,577 : 236,232.92 = 73,294.34 : x
  2. Step 2: Convert to fraction form
    157,577/236,232.92 = 73,294.34/x
  3. Step 3: Cross multiply
    157,577x = 236,232.92 × 73,294.34
  4. Step 4: Simplify right side
    157,577x = 17,314,535,957.67
  5. Step 5: Solve for x
    x = 17,314,535,957.67/157,577
  6. Step 6: Final answer
    x = 109,879.84

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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.