Home / 90,278.08-124,585.04-52,016.52

Finding the Fourth Proportional to 90,278.08, 124,585.04 and 52,016.52

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Solution

The fourth proportional to 90,278.08, 124,585.04 and 52,016.52 is: 71,783.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,278.08 : 124,585.04 = 52,016.52 : x
  2. Step 2: Convert to fraction form
    90,278.08/124,585.04 = 52,016.52/x
  3. Step 3: Cross multiply
    90,278.08x = 124,585.04 × 52,016.52
  4. Step 4: Simplify right side
    90,278.08x = 6,480,480,224.86
  5. Step 5: Solve for x
    x = 6,480,480,224.86/90,278.08
  6. Step 6: Final answer
    x = 71,783.54

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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.