Home / 127,096.80-175,393.79-70,508.17

Finding the Fourth Proportional to 127,096.80, 175,393.79 and 70,508.17

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Solution

The fourth proportional to 127,096.80, 175,393.79 and 70,508.17 is: 97,301.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,096.80 : 175,393.79 = 70,508.17 : x
  2. Step 2: Convert to fraction form
    127,096.80/175,393.79 = 70,508.17/x
  3. Step 3: Cross multiply
    127,096.80x = 175,393.79 × 70,508.17
  4. Step 4: Simplify right side
    127,096.80x = 12,366,695,162.26
  5. Step 5: Solve for x
    x = 12,366,695,162.26/127,096.80
  6. Step 6: Final answer
    x = 97,301.39

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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.