Home / 82,878.01-114,371.66-45,152.26

Finding the Fourth Proportional to 82,878.01, 114,371.66 and 45,152.26

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Solution

The fourth proportional to 82,878.01, 114,371.66 and 45,152.26 is: 62,310.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,878.01 : 114,371.66 = 45,152.26 : x
  2. Step 2: Convert to fraction form
    82,878.01/114,371.66 = 45,152.26/x
  3. Step 3: Cross multiply
    82,878.01x = 114,371.66 × 45,152.26
  4. Step 4: Simplify right side
    82,878.01x = 5,164,138,755.90
  5. Step 5: Solve for x
    x = 5,164,138,755.90/82,878.01
  6. Step 6: Final answer
    x = 62,310.12

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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.