Home / 121,447.85-182,117.10-46,543.10

Finding the Fourth Proportional to 121,447.85, 182,117.10 and 46,543.10

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Solution

The fourth proportional to 121,447.85, 182,117.10 and 46,543.10 is: 69,793.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,447.85 : 182,117.10 = 46,543.10 : x
  2. Step 2: Convert to fraction form
    121,447.85/182,117.10 = 46,543.10/x
  3. Step 3: Cross multiply
    121,447.85x = 182,117.10 × 46,543.10
  4. Step 4: Simplify right side
    121,447.85x = 8,476,294,397.01
  5. Step 5: Solve for x
    x = 8,476,294,397.01/121,447.85
  6. Step 6: Final answer
    x = 69,793.70

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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.