Home / 75,008.80-112,436.40-41,677.60

Finding the Fourth Proportional to 75,008.80, 112,436.40 and 41,677.60

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Solution

The fourth proportional to 75,008.80, 112,436.40 and 41,677.60 is: 62,473.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,008.80 : 112,436.40 = 41,677.60 : x
  2. Step 2: Convert to fraction form
    75,008.80/112,436.40 = 41,677.60/x
  3. Step 3: Cross multiply
    75,008.80x = 112,436.40 × 41,677.60
  4. Step 4: Simplify right side
    75,008.80x = 4,686,079,304.64
  5. Step 5: Solve for x
    x = 4,686,079,304.64/75,008.80
  6. Step 6: Final answer
    x = 62,473.73

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1.5x scale

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.