Home / 157,719.96-236,610.82-57,880.88

Finding the Fourth Proportional to 157,719.96, 236,610.82 and 57,880.88

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Solution

The fourth proportional to 157,719.96, 236,610.82 and 57,880.88 is: 86,832.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,719.96 : 236,610.82 = 57,880.88 : x
  2. Step 2: Convert to fraction form
    157,719.96/236,610.82 = 57,880.88/x
  3. Step 3: Cross multiply
    157,719.96x = 236,610.82 × 57,880.88
  4. Step 4: Simplify right side
    157,719.96x = 13,695,242,255.71
  5. Step 5: Solve for x
    x = 13,695,242,255.71/157,719.96
  6. Step 6: Final answer
    x = 86,832.65

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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.