Home / 61,445.76-92,217.86-28,181.50

Finding the Fourth Proportional to 61,445.76, 92,217.86 and 28,181.50

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Solution

The fourth proportional to 61,445.76, 92,217.86 and 28,181.50 is: 42,294.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,445.76 : 92,217.86 = 28,181.50 : x
  2. Step 2: Convert to fraction form
    61,445.76/92,217.86 = 28,181.50/x
  3. Step 3: Cross multiply
    61,445.76x = 92,217.86 × 28,181.50
  4. Step 4: Simplify right side
    61,445.76x = 2,598,837,621.59
  5. Step 5: Solve for x
    x = 2,598,837,621.59/61,445.76
  6. Step 6: Final answer
    x = 42,294.82

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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.