Home / 62,747.12-86,591.16-34,454.60

Finding the Fourth Proportional to 62,747.12, 86,591.16 and 34,454.60

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Solution

The fourth proportional to 62,747.12, 86,591.16 and 34,454.60 is: 47,547.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,747.12 : 86,591.16 = 34,454.60 : x
  2. Step 2: Convert to fraction form
    62,747.12/86,591.16 = 34,454.60/x
  3. Step 3: Cross multiply
    62,747.12x = 86,591.16 × 34,454.60
  4. Step 4: Simplify right side
    62,747.12x = 2,983,463,781.34
  5. Step 5: Solve for x
    x = 2,983,463,781.34/62,747.12
  6. Step 6: Final answer
    x = 47,547.42

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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.