Home / 122,032.47-168,399.76-71,046.52

Finding the Fourth Proportional to 122,032.47, 168,399.76 and 71,046.52

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Solution

The fourth proportional to 122,032.47, 168,399.76 and 71,046.52 is: 98,041.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,032.47 : 168,399.76 = 71,046.52 : x
  2. Step 2: Convert to fraction form
    122,032.47/168,399.76 = 71,046.52/x
  3. Step 3: Cross multiply
    122,032.47x = 168,399.76 × 71,046.52
  4. Step 4: Simplify right side
    122,032.47x = 11,964,216,451.43
  5. Step 5: Solve for x
    x = 11,964,216,451.43/122,032.47
  6. Step 6: Final answer
    x = 98,041.25

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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.