Home / 107,287.02-148,049.19-59,540.40

Finding the Fourth Proportional to 107,287.02, 148,049.19 and 59,540.40

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Solution

The fourth proportional to 107,287.02, 148,049.19 and 59,540.40 is: 82,161.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,287.02 : 148,049.19 = 59,540.40 : x
  2. Step 2: Convert to fraction form
    107,287.02/148,049.19 = 59,540.40/x
  3. Step 3: Cross multiply
    107,287.02x = 148,049.19 × 59,540.40
  4. Step 4: Simplify right side
    107,287.02x = 8,814,907,992.28
  5. Step 5: Solve for x
    x = 8,814,907,992.28/107,287.02
  6. Step 6: Final answer
    x = 82,161.92

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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.