Home / 107,415.75-148,229.60-59,672.13

Finding the Fourth Proportional to 107,415.75, 148,229.60 and 59,672.13

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Solution

The fourth proportional to 107,415.75, 148,229.60 and 59,672.13 is: 82,345.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,415.75 : 148,229.60 = 59,672.13 : x
  2. Step 2: Convert to fraction form
    107,415.75/148,229.60 = 59,672.13/x
  3. Step 3: Cross multiply
    107,415.75x = 148,229.60 × 59,672.13
  4. Step 4: Simplify right side
    107,415.75x = 8,845,175,106.83
  5. Step 5: Solve for x
    x = 8,845,175,106.83/107,415.75
  6. Step 6: Final answer
    x = 82,345.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.