Home / 157,487.65-236,279.16-56,272.46

Finding the Fourth Proportional to 157,487.65, 236,279.16 and 56,272.46

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Solution

The fourth proportional to 157,487.65, 236,279.16 and 56,272.46 is: 84,425.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,487.65 : 236,279.16 = 56,272.46 : x
  2. Step 2: Convert to fraction form
    157,487.65/236,279.16 = 56,272.46/x
  3. Step 3: Cross multiply
    157,487.65x = 236,279.16 × 56,272.46
  4. Step 4: Simplify right side
    157,487.65x = 13,296,008,398.54
  5. Step 5: Solve for x
    x = 13,296,008,398.54/157,487.65
  6. Step 6: Final answer
    x = 84,425.72

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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.