Home / 126,918.86-175,160.30-70,330.23

Finding the Fourth Proportional to 126,918.86, 175,160.30 and 70,330.23

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Solution

The fourth proportional to 126,918.86, 175,160.30 and 70,330.23 is: 97,062.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,918.86 : 175,160.30 = 70,330.23 : x
  2. Step 2: Convert to fraction form
    126,918.86/175,160.30 = 70,330.23/x
  3. Step 3: Cross multiply
    126,918.86x = 175,160.30 × 70,330.23
  4. Step 4: Simplify right side
    126,918.86x = 12,319,063,834.22
  5. Step 5: Solve for x
    x = 12,319,063,834.22/126,918.86
  6. Step 6: Final answer
    x = 97,062.52

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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.