Home / 121,711.60-182,567.40-32,976.10

Finding the Fourth Proportional to 121,711.60, 182,567.40 and 32,976.10

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Solution

The fourth proportional to 121,711.60, 182,567.40 and 32,976.10 is: 49,464.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,711.60 : 182,567.40 = 32,976.10 : x
  2. Step 2: Convert to fraction form
    121,711.60/182,567.40 = 32,976.10/x
  3. Step 3: Cross multiply
    121,711.60x = 182,567.40 × 32,976.10
  4. Step 4: Simplify right side
    121,711.60x = 6,020,360,839.14
  5. Step 5: Solve for x
    x = 6,020,360,839.14/121,711.60
  6. Step 6: Final answer
    x = 49,464.15

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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.