Home / 157,631.34-236,573.11-82,795.62

Finding the Fourth Proportional to 157,631.34, 236,573.11 and 82,795.62

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Solution

The fourth proportional to 157,631.34, 236,573.11 and 82,795.62 is: 124,259.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,631.34 : 236,573.11 = 82,795.62 : x
  2. Step 2: Convert to fraction form
    157,631.34/236,573.11 = 82,795.62/x
  3. Step 3: Cross multiply
    157,631.34x = 236,573.11 × 82,795.62
  4. Step 4: Simplify right side
    157,631.34x = 19,587,216,511.97
  5. Step 5: Solve for x
    x = 19,587,216,511.97/157,631.34
  6. Step 6: Final answer
    x = 124,259.66

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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.