Home / 121,246.60-181,869.90-32,513.80

Finding the Fourth Proportional to 121,246.60, 181,869.90 and 32,513.80

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Solution

The fourth proportional to 121,246.60, 181,869.90 and 32,513.80 is: 48,770.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,246.60 : 181,869.90 = 32,513.80 : x
  2. Step 2: Convert to fraction form
    121,246.60/181,869.90 = 32,513.80/x
  3. Step 3: Cross multiply
    121,246.60x = 181,869.90 × 32,513.80
  4. Step 4: Simplify right side
    121,246.60x = 5,913,281,554.62
  5. Step 5: Solve for x
    x = 5,913,281,554.62/121,246.60
  6. Step 6: Final answer
    x = 48,770.70

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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.