Home / 157,365.28-236,117.68-82,467.62

Finding the Fourth Proportional to 157,365.28, 236,117.68 and 82,467.62

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Solution

The fourth proportional to 157,365.28, 236,117.68 and 82,467.62 is: 123,737.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,365.28 : 236,117.68 = 82,467.62 : x
  2. Step 2: Convert to fraction form
    157,365.28/236,117.68 = 82,467.62/x
  3. Step 3: Cross multiply
    157,365.28x = 236,117.68 × 82,467.62
  4. Step 4: Simplify right side
    157,365.28x = 19,472,061,516.60
  5. Step 5: Solve for x
    x = 19,472,061,516.60/157,365.28
  6. Step 6: Final answer
    x = 123,737.98

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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.