Home / 88,975.47-122,786.14-48,689.24

Finding the Fourth Proportional to 88,975.47, 122,786.14 and 48,689.24

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Solution

The fourth proportional to 88,975.47, 122,786.14 and 48,689.24 is: 67,191.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,975.47 : 122,786.14 = 48,689.24 : x
  2. Step 2: Convert to fraction form
    88,975.47/122,786.14 = 48,689.24/x
  3. Step 3: Cross multiply
    88,975.47x = 122,786.14 × 48,689.24
  4. Step 4: Simplify right side
    88,975.47x = 5,978,363,839.13
  5. Step 5: Solve for x
    x = 5,978,363,839.13/88,975.47
  6. Step 6: Final answer
    x = 67,191.15

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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.