Home / 67,719.17-93,468-45,059.11

Finding the Fourth Proportional to 67,719.17, 93,468 and 45,059.11

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Solution

The fourth proportional to 67,719.17, 93,468 and 45,059.11 is: 62,191.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,719.17 : 93,468 = 45,059.11 : x
  2. Step 2: Convert to fraction form
    67,719.17/93,468 = 45,059.11/x
  3. Step 3: Cross multiply
    67,719.17x = 93,468 × 45,059.11
  4. Step 4: Simplify right side
    67,719.17x = 4,211,584,659.81
  5. Step 5: Solve for x
    x = 4,211,584,659.81/67,719.17
  6. Step 6: Final answer
    x = 62,191.92

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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.