Home / 74,839.04-112,278.02-37,397.60

Finding the Fourth Proportional to 74,839.04, 112,278.02 and 37,397.60

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Solution

The fourth proportional to 74,839.04, 112,278.02 and 37,397.60 is: 56,106.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,839.04 : 112,278.02 = 37,397.60 : x
  2. Step 2: Convert to fraction form
    74,839.04/112,278.02 = 37,397.60/x
  3. Step 3: Cross multiply
    74,839.04x = 112,278.02 × 37,397.60
  4. Step 4: Simplify right side
    74,839.04x = 4,198,928,480.75
  5. Step 5: Solve for x
    x = 4,198,928,480.75/74,839.04
  6. Step 6: Final answer
    x = 56,106.12

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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.