Home / 83,841.11-115,699.57-45,599.83

Finding the Fourth Proportional to 83,841.11, 115,699.57 and 45,599.83

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Solution

The fourth proportional to 83,841.11, 115,699.57 and 45,599.83 is: 62,927.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,841.11 : 115,699.57 = 45,599.83 : x
  2. Step 2: Convert to fraction form
    83,841.11/115,699.57 = 45,599.83/x
  3. Step 3: Cross multiply
    83,841.11x = 115,699.57 × 45,599.83
  4. Step 4: Simplify right side
    83,841.11x = 5,275,880,319.82
  5. Step 5: Solve for x
    x = 5,275,880,319.82/83,841.11
  6. Step 6: Final answer
    x = 62,927.13

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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.