Home / 56,844.40-78,445.11-32,985.04

Finding the Fourth Proportional to 56,844.40, 78,445.11 and 32,985.04

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Solution

The fourth proportional to 56,844.40, 78,445.11 and 32,985.04 is: 45,519.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,844.40 : 78,445.11 = 32,985.04 : x
  2. Step 2: Convert to fraction form
    56,844.40/78,445.11 = 32,985.04/x
  3. Step 3: Cross multiply
    56,844.40x = 78,445.11 × 32,985.04
  4. Step 4: Simplify right side
    56,844.40x = 2,587,515,091.15
  5. Step 5: Solve for x
    x = 2,587,515,091.15/56,844.40
  6. Step 6: Final answer
    x = 45,519.26

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1.5x scale

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.