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Finding the Fourth Proportional to 61,514.80, 92,214.60 and 48,180.40

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Solution

The fourth proportional to 61,514.80, 92,214.60 and 48,180.40 is: 72,225.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,514.80 : 92,214.60 = 48,180.40 : x
  2. Step 2: Convert to fraction form
    61,514.80/92,214.60 = 48,180.40/x
  3. Step 3: Cross multiply
    61,514.80x = 92,214.60 × 48,180.40
  4. Step 4: Simplify right side
    61,514.80x = 4,442,936,313.84
  5. Step 5: Solve for x
    x = 4,442,936,313.84/61,514.80
  6. Step 6: Final answer
    x = 72,225.49

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1.5x scale

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.