Home / 110,217.12-152,093.20-59,915.68

Finding the Fourth Proportional to 110,217.12, 152,093.20 and 59,915.68

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Solution

The fourth proportional to 110,217.12, 152,093.20 and 59,915.68 is: 82,680.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,217.12 : 152,093.20 = 59,915.68 : x
  2. Step 2: Convert to fraction form
    110,217.12/152,093.20 = 59,915.68/x
  3. Step 3: Cross multiply
    110,217.12x = 152,093.20 × 59,915.68
  4. Step 4: Simplify right side
    110,217.12x = 9,112,767,501.38
  5. Step 5: Solve for x
    x = 9,112,767,501.38/110,217.12
  6. Step 6: Final answer
    x = 82,680.15

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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.