Home / 127,445.52-175,877.70-70,081.23

Finding the Fourth Proportional to 127,445.52, 175,877.70 and 70,081.23

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Solution

The fourth proportional to 127,445.52, 175,877.70 and 70,081.23 is: 96,713.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,445.52 : 175,877.70 = 70,081.23 : x
  2. Step 2: Convert to fraction form
    127,445.52/175,877.70 = 70,081.23/x
  3. Step 3: Cross multiply
    127,445.52x = 175,877.70 × 70,081.23
  4. Step 4: Simplify right side
    127,445.52x = 12,325,725,545.57
  5. Step 5: Solve for x
    x = 12,325,725,545.57/127,445.52
  6. Step 6: Final answer
    x = 96,713.68

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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.