Home / 180,277.92-248,781.96-99,711.36

Finding the Fourth Proportional to 180,277.92, 248,781.96 and 99,711.36

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Solution

The fourth proportional to 180,277.92, 248,781.96 and 99,711.36 is: 137,600.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,277.92 : 248,781.96 = 99,711.36 : x
  2. Step 2: Convert to fraction form
    180,277.92/248,781.96 = 99,711.36/x
  3. Step 3: Cross multiply
    180,277.92x = 248,781.96 × 99,711.36
  4. Step 4: Simplify right side
    180,277.92x = 24,806,387,575.07
  5. Step 5: Solve for x
    x = 24,806,387,575.07/180,277.92
  6. Step 6: Final answer
    x = 137,600.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.