Home / 116,969.02-175,451.90-28,221.78

Finding the Fourth Proportional to 116,969.02, 175,451.90 and 28,221.78

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Solution

The fourth proportional to 116,969.02, 175,451.90 and 28,221.78 is: 42,332.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,969.02 : 175,451.90 = 28,221.78 : x
  2. Step 2: Convert to fraction form
    116,969.02/175,451.90 = 28,221.78/x
  3. Step 3: Cross multiply
    116,969.02x = 175,451.90 × 28,221.78
  4. Step 4: Simplify right side
    116,969.02x = 4,951,564,922.38
  5. Step 5: Solve for x
    x = 4,951,564,922.38/116,969.02
  6. Step 6: Final answer
    x = 42,332.28

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1.5x scale

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.