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Finding the Fourth Proportional to 157,502.34, 235,990.56 and 110,671.38

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Solution

The fourth proportional to 157,502.34, 235,990.56 and 110,671.38 is: 165,822.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,502.34 : 235,990.56 = 110,671.38 : x
  2. Step 2: Convert to fraction form
    157,502.34/235,990.56 = 110,671.38/x
  3. Step 3: Cross multiply
    157,502.34x = 235,990.56 × 110,671.38
  4. Step 4: Simplify right side
    157,502.34x = 26,117,400,942.17
  5. Step 5: Solve for x
    x = 26,117,400,942.17/157,502.34
  6. Step 6: Final answer
    x = 165,822.30

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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.