Home / 61,722.24-85,162.56-34,862.08

Finding the Fourth Proportional to 61,722.24, 85,162.56 and 34,862.08

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Solution

The fourth proportional to 61,722.24, 85,162.56 and 34,862.08 is: 48,101.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,722.24 : 85,162.56 = 34,862.08 : x
  2. Step 2: Convert to fraction form
    61,722.24/85,162.56 = 34,862.08/x
  3. Step 3: Cross multiply
    61,722.24x = 85,162.56 × 34,862.08
  4. Step 4: Simplify right side
    61,722.24x = 2,968,943,979.72
  5. Step 5: Solve for x
    x = 2,968,943,979.72/61,722.24
  6. Step 6: Final answer
    x = 48,101.69

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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.