Home / 44,499.60-66,749.40-42,531.30

Finding the Fourth Proportional to 44,499.60, 66,749.40 and 42,531.30

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Solution

The fourth proportional to 44,499.60, 66,749.40 and 42,531.30 is: 63,796.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,499.60 : 66,749.40 = 42,531.30 : x
  2. Step 2: Convert to fraction form
    44,499.60/66,749.40 = 42,531.30/x
  3. Step 3: Cross multiply
    44,499.60x = 66,749.40 × 42,531.30
  4. Step 4: Simplify right side
    44,499.60x = 2,838,938,756.22
  5. Step 5: Solve for x
    x = 2,838,938,756.22/44,499.60
  6. Step 6: Final answer
    x = 63,796.95

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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.