Home / 127,313.45-175,693.80-69,951.85

Finding the Fourth Proportional to 127,313.45, 175,693.80 and 69,951.85

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Solution

The fourth proportional to 127,313.45, 175,693.80 and 69,951.85 is: 96,534.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,313.45 : 175,693.80 = 69,951.85 : x
  2. Step 2: Convert to fraction form
    127,313.45/175,693.80 = 69,951.85/x
  3. Step 3: Cross multiply
    127,313.45x = 175,693.80 × 69,951.85
  4. Step 4: Simplify right side
    127,313.45x = 12,290,106,343.53
  5. Step 5: Solve for x
    x = 12,290,106,343.53/127,313.45
  6. Step 6: Final answer
    x = 96,534.23

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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.