Home / 90,353.20-124,685.76-50,066.08

Finding the Fourth Proportional to 90,353.20, 124,685.76 and 50,066.08

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Solution

The fourth proportional to 90,353.20, 124,685.76 and 50,066.08 is: 69,090.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,353.20 : 124,685.76 = 50,066.08 : x
  2. Step 2: Convert to fraction form
    90,353.20/124,685.76 = 50,066.08/x
  3. Step 3: Cross multiply
    90,353.20x = 124,685.76 × 50,066.08
  4. Step 4: Simplify right side
    90,353.20x = 6,242,527,235.02
  5. Step 5: Solve for x
    x = 6,242,527,235.02/90,353.20
  6. Step 6: Final answer
    x = 69,090.27

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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.