Home / 127,071.94-175,358.01-70,481.86

Finding the Fourth Proportional to 127,071.94, 175,358.01 and 70,481.86

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Solution

The fourth proportional to 127,071.94, 175,358.01 and 70,481.86 is: 97,264.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,071.94 : 175,358.01 = 70,481.86 : x
  2. Step 2: Convert to fraction form
    127,071.94/175,358.01 = 70,481.86/x
  3. Step 3: Cross multiply
    127,071.94x = 175,358.01 × 70,481.86
  4. Step 4: Simplify right side
    127,071.94x = 12,359,558,710.70
  5. Step 5: Solve for x
    x = 12,359,558,710.70/127,071.94
  6. Step 6: Final answer
    x = 97,264.26

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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.