Home / 61,515.80-92,216.10-48,181.40

Finding the Fourth Proportional to 61,515.80, 92,216.10 and 48,181.40

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Solution

The fourth proportional to 61,515.80, 92,216.10 and 48,181.40 is: 72,226.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,515.80 : 92,216.10 = 48,181.40 : x
  2. Step 2: Convert to fraction form
    61,515.80/92,216.10 = 48,181.40/x
  3. Step 3: Cross multiply
    61,515.80x = 92,216.10 × 48,181.40
  4. Step 4: Simplify right side
    61,515.80x = 4,443,100,800.54
  5. Step 5: Solve for x
    x = 4,443,100,800.54/61,515.80
  6. Step 6: Final answer
    x = 72,226.99

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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.