Home / 178,419.04-267,628.68-45,309.28

Finding the Fourth Proportional to 178,419.04, 267,628.68 and 45,309.28

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Solution

The fourth proportional to 178,419.04, 267,628.68 and 45,309.28 is: 67,963.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,419.04 : 267,628.68 = 45,309.28 : x
  2. Step 2: Convert to fraction form
    178,419.04/267,628.68 = 45,309.28/x
  3. Step 3: Cross multiply
    178,419.04x = 267,628.68 × 45,309.28
  4. Step 4: Simplify right side
    178,419.04x = 12,126,062,798.15
  5. Step 5: Solve for x
    x = 12,126,062,798.15/178,419.04
  6. Step 6: Final answer
    x = 67,963.95

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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.