Home / 88,150.02-121,645.71-47,864.94

Finding the Fourth Proportional to 88,150.02, 121,645.71 and 47,864.94

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Solution

The fourth proportional to 88,150.02, 121,645.71 and 47,864.94 is: 66,052.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,150.02 : 121,645.71 = 47,864.94 : x
  2. Step 2: Convert to fraction form
    88,150.02/121,645.71 = 47,864.94/x
  3. Step 3: Cross multiply
    88,150.02x = 121,645.71 × 47,864.94
  4. Step 4: Simplify right side
    88,150.02x = 5,822,564,610.41
  5. Step 5: Solve for x
    x = 5,822,564,610.41/88,150.02
  6. Step 6: Final answer
    x = 66,052.90

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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.