Home / 110,445.72-152,406.12-62,045.04

Finding the Fourth Proportional to 110,445.72, 152,406.12 and 62,045.04

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Solution

The fourth proportional to 110,445.72, 152,406.12 and 62,045.04 is: 85,617.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,445.72 : 152,406.12 = 62,045.04 : x
  2. Step 2: Convert to fraction form
    110,445.72/152,406.12 = 62,045.04/x
  3. Step 3: Cross multiply
    110,445.72x = 152,406.12 × 62,045.04
  4. Step 4: Simplify right side
    110,445.72x = 9,456,043,811.64
  5. Step 5: Solve for x
    x = 9,456,043,811.64/110,445.72
  6. Step 6: Final answer
    x = 85,617.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.