Home / 83,113.08-114,696.30-45,387.48

Finding the Fourth Proportional to 83,113.08, 114,696.30 and 45,387.48

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Solution

The fourth proportional to 83,113.08, 114,696.30 and 45,387.48 is: 62,634.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,113.08 : 114,696.30 = 45,387.48 : x
  2. Step 2: Convert to fraction form
    83,113.08/114,696.30 = 45,387.48/x
  3. Step 3: Cross multiply
    83,113.08x = 114,696.30 × 45,387.48
  4. Step 4: Simplify right side
    83,113.08x = 5,205,776,022.32
  5. Step 5: Solve for x
    x = 5,205,776,022.32/83,113.08
  6. Step 6: Final answer
    x = 62,634.86

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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.