Home / 82,837.46-124,292.76-64,278.74

Finding the Fourth Proportional to 82,837.46, 124,292.76 and 64,278.74

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Solution

The fourth proportional to 82,837.46, 124,292.76 and 64,278.74 is: 96,446.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,837.46 : 124,292.76 = 64,278.74 : x
  2. Step 2: Convert to fraction form
    82,837.46/124,292.76 = 64,278.74/x
  3. Step 3: Cross multiply
    82,837.46x = 124,292.76 × 64,278.74
  4. Step 4: Simplify right side
    82,837.46x = 7,989,382,003.92
  5. Step 5: Solve for x
    x = 7,989,382,003.92/82,837.46
  6. Step 6: Final answer
    x = 96,446.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.