Home / 88,008.04-121,425.06-50,280.04

Finding the Fourth Proportional to 88,008.04, 121,425.06 and 50,280.04

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Solution

The fourth proportional to 88,008.04, 121,425.06 and 50,280.04 is: 69,371.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,008.04 : 121,425.06 = 50,280.04 : x
  2. Step 2: Convert to fraction form
    88,008.04/121,425.06 = 50,280.04/x
  3. Step 3: Cross multiply
    88,008.04x = 121,425.06 × 50,280.04
  4. Step 4: Simplify right side
    88,008.04x = 6,105,256,873.80
  5. Step 5: Solve for x
    x = 6,105,256,873.80/88,008.04
  6. Step 6: Final answer
    x = 69,371.58

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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.