Home / 127,150.52-175,466.45-70,561.90

Finding the Fourth Proportional to 127,150.52, 175,466.45 and 70,561.90

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Solution

The fourth proportional to 127,150.52, 175,466.45 and 70,561.90 is: 97,374.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,150.52 : 175,466.45 = 70,561.90 : x
  2. Step 2: Convert to fraction form
    127,150.52/175,466.45 = 70,561.90/x
  3. Step 3: Cross multiply
    127,150.52x = 175,466.45 × 70,561.90
  4. Step 4: Simplify right side
    127,150.52x = 12,381,244,868.11
  5. Step 5: Solve for x
    x = 12,381,244,868.11/127,150.52
  6. Step 6: Final answer
    x = 97,374.71

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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.