Home / 157,255.13-235,884.51-38,927.49

Finding the Fourth Proportional to 157,255.13, 235,884.51 and 38,927.49

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Solution

The fourth proportional to 157,255.13, 235,884.51 and 38,927.49 is: 58,391.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,255.13 : 235,884.51 = 38,927.49 : x
  2. Step 2: Convert to fraction form
    157,255.13/235,884.51 = 38,927.49/x
  3. Step 3: Cross multiply
    157,255.13x = 235,884.51 × 38,927.49
  4. Step 4: Simplify right side
    157,255.13x = 9,182,391,904.18
  5. Step 5: Solve for x
    x = 9,182,391,904.18/157,255.13
  6. Step 6: Final answer
    x = 58,391.69

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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.