Home / 61,722.12-92,587.53-30,549

Finding the Fourth Proportional to 61,722.12, 92,587.53 and 30,549

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Solution

The fourth proportional to 61,722.12, 92,587.53 and 30,549 is: 45,825.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,722.12 : 92,587.53 = 30,549 : x
  2. Step 2: Convert to fraction form
    61,722.12/92,587.53 = 30,549/x
  3. Step 3: Cross multiply
    61,722.12x = 92,587.53 × 30,549
  4. Step 4: Simplify right side
    61,722.12x = 2,828,456,453.97
  5. Step 5: Solve for x
    x = 2,828,456,453.97/61,722.12
  6. Step 6: Final answer
    x = 45,825.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.