Home / 55,309.16-76,339.02-35,162.12

Finding the Fourth Proportional to 55,309.16, 76,339.02 and 35,162.12

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Solution

The fourth proportional to 55,309.16, 76,339.02 and 35,162.12 is: 48,531.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,309.16 : 76,339.02 = 35,162.12 : x
  2. Step 2: Convert to fraction form
    55,309.16/76,339.02 = 35,162.12/x
  3. Step 3: Cross multiply
    55,309.16x = 76,339.02 × 35,162.12
  4. Step 4: Simplify right side
    55,309.16x = 2,684,241,781.92
  5. Step 5: Solve for x
    x = 2,684,241,781.92/55,309.16
  6. Step 6: Final answer
    x = 48,531.60

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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.