Home / 61,319.16-84,615.56-34,456.62

Finding the Fourth Proportional to 61,319.16, 84,615.56 and 34,456.62

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Solution

The fourth proportional to 61,319.16, 84,615.56 and 34,456.62 is: 47,547.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,319.16 : 84,615.56 = 34,456.62 : x
  2. Step 2: Convert to fraction form
    61,319.16/84,615.56 = 34,456.62/x
  3. Step 3: Cross multiply
    61,319.16x = 84,615.56 × 34,456.62
  4. Step 4: Simplify right side
    61,319.16x = 2,915,566,024.72
  5. Step 5: Solve for x
    x = 2,915,566,024.72/61,319.16
  6. Step 6: Final answer
    x = 47,547.39

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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.