Home / 122,352.17-168,851.56-71,365.91

Finding the Fourth Proportional to 122,352.17, 168,851.56 and 71,365.91

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Solution

The fourth proportional to 122,352.17, 168,851.56 and 71,365.91 is: 98,488.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,352.17 : 168,851.56 = 71,365.91 : x
  2. Step 2: Convert to fraction form
    122,352.17/168,851.56 = 71,365.91/x
  3. Step 3: Cross multiply
    122,352.17x = 168,851.56 × 71,365.91
  4. Step 4: Simplify right side
    122,352.17x = 12,050,245,234.32
  5. Step 5: Solve for x
    x = 12,050,245,234.32/122,352.17
  6. Step 6: Final answer
    x = 98,488.20

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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.