Home / 121,713.60-182,526.12-46,795.20

Finding the Fourth Proportional to 121,713.60, 182,526.12 and 46,795.20

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Solution

The fourth proportional to 121,713.60, 182,526.12 and 46,795.20 is: 70,175.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,713.60 : 182,526.12 = 46,795.20 : x
  2. Step 2: Convert to fraction form
    121,713.60/182,526.12 = 46,795.20/x
  3. Step 3: Cross multiply
    121,713.60x = 182,526.12 × 46,795.20
  4. Step 4: Simplify right side
    121,713.60x = 8,541,346,290.62
  5. Step 5: Solve for x
    x = 8,541,346,290.62/121,713.60
  6. Step 6: Final answer
    x = 70,175.78

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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.