Home / 107,076.18-147,766.14-59,330.16

Finding the Fourth Proportional to 107,076.18, 147,766.14 and 59,330.16

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Solution

The fourth proportional to 107,076.18, 147,766.14 and 59,330.16 is: 81,876.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,076.18 : 147,766.14 = 59,330.16 : x
  2. Step 2: Convert to fraction form
    107,076.18/147,766.14 = 59,330.16/x
  3. Step 3: Cross multiply
    107,076.18x = 147,766.14 × 59,330.16
  4. Step 4: Simplify right side
    107,076.18x = 8,766,988,728.78
  5. Step 5: Solve for x
    x = 8,766,988,728.78/107,076.18
  6. Step 6: Final answer
    x = 81,876.18

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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.