Home / 83,394.44-115,084.16-45,154.02

Finding the Fourth Proportional to 83,394.44, 115,084.16 and 45,154.02

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Solution

The fourth proportional to 83,394.44, 115,084.16 and 45,154.02 is: 62,312.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,394.44 : 115,084.16 = 45,154.02 : x
  2. Step 2: Convert to fraction form
    83,394.44/115,084.16 = 45,154.02/x
  3. Step 3: Cross multiply
    83,394.44x = 115,084.16 × 45,154.02
  4. Step 4: Simplify right side
    83,394.44x = 5,196,512,837.45
  5. Step 5: Solve for x
    x = 5,196,512,837.45/83,394.44
  6. Step 6: Final answer
    x = 62,312.46

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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.