Home / 55,272.16-76,287.88-35,125.11

Finding the Fourth Proportional to 55,272.16, 76,287.88 and 35,125.11

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Solution

The fourth proportional to 55,272.16, 76,287.88 and 35,125.11 is: 48,480.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,272.16 : 76,287.88 = 35,125.11 : x
  2. Step 2: Convert to fraction form
    55,272.16/76,287.88 = 35,125.11/x
  3. Step 3: Cross multiply
    55,272.16x = 76,287.88 × 35,125.11
  4. Step 4: Simplify right side
    55,272.16x = 2,679,620,176.67
  5. Step 5: Solve for x
    x = 2,679,620,176.67/55,272.16
  6. Step 6: Final answer
    x = 48,480.47

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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.