Home / 44,114.40-66,171.60-42,559.20

Finding the Fourth Proportional to 44,114.40, 66,171.60 and 42,559.20

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Solution

The fourth proportional to 44,114.40, 66,171.60 and 42,559.20 is: 63,838.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,114.40 : 66,171.60 = 42,559.20 : x
  2. Step 2: Convert to fraction form
    44,114.40/66,171.60 = 42,559.20/x
  3. Step 3: Cross multiply
    44,114.40x = 66,171.60 × 42,559.20
  4. Step 4: Simplify right side
    44,114.40x = 2,816,210,358.72
  5. Step 5: Solve for x
    x = 2,816,210,358.72/44,114.40
  6. Step 6: Final answer
    x = 63,838.80

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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.