Home / 74,275.40-111,241.47-44,627.88

Finding the Fourth Proportional to 74,275.40, 111,241.47 and 44,627.88

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Solution

The fourth proportional to 74,275.40, 111,241.47 and 44,627.88 is: 66,838.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,275.40 : 111,241.47 = 44,627.88 : x
  2. Step 2: Convert to fraction form
    74,275.40/111,241.47 = 44,627.88/x
  3. Step 3: Cross multiply
    74,275.40x = 111,241.47 × 44,627.88
  4. Step 4: Simplify right side
    74,275.40x = 4,964,470,974.18
  5. Step 5: Solve for x
    x = 4,964,470,974.18/74,275.40
  6. Step 6: Final answer
    x = 66,838.70

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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.