Home / 175,335.40-263,003.10-86,602.60

Finding the Fourth Proportional to 175,335.40, 263,003.10 and 86,602.60

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Solution

The fourth proportional to 175,335.40, 263,003.10 and 86,602.60 is: 129,903.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,335.40 : 263,003.10 = 86,602.60 : x
  2. Step 2: Convert to fraction form
    175,335.40/263,003.10 = 86,602.60/x
  3. Step 3: Cross multiply
    175,335.40x = 263,003.10 × 86,602.60
  4. Step 4: Simplify right side
    175,335.40x = 22,776,752,268.06
  5. Step 5: Solve for x
    x = 22,776,752,268.06/175,335.40
  6. Step 6: Final answer
    x = 129,903.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.