Home / 83,855.60-115,714.40-46,132.28

Finding the Fourth Proportional to 83,855.60, 115,714.40 and 46,132.28

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Solution

The fourth proportional to 83,855.60, 115,714.40 and 46,132.28 is: 63,659.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,855.60 : 115,714.40 = 46,132.28 : x
  2. Step 2: Convert to fraction form
    83,855.60/115,714.40 = 46,132.28/x
  3. Step 3: Cross multiply
    83,855.60x = 115,714.40 × 46,132.28
  4. Step 4: Simplify right side
    83,855.60x = 5,338,169,100.83
  5. Step 5: Solve for x
    x = 5,338,169,100.83/83,855.60
  6. Step 6: Final answer
    x = 63,659.07

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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.