Home / 126,427.91-174,470.63-69,068.18

Finding the Fourth Proportional to 126,427.91, 174,470.63 and 69,068.18

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Solution

The fourth proportional to 126,427.91, 174,470.63 and 69,068.18 is: 95,314.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,427.91 : 174,470.63 = 69,068.18 : x
  2. Step 2: Convert to fraction form
    126,427.91/174,470.63 = 69,068.18/x
  3. Step 3: Cross multiply
    126,427.91x = 174,470.63 × 69,068.18
  4. Step 4: Simplify right side
    126,427.91x = 12,050,369,425.02
  5. Step 5: Solve for x
    x = 12,050,369,425.02/126,427.91
  6. Step 6: Final answer
    x = 95,314.16

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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.