Home / 61,837.12-85,335.26-34,979.06

Finding the Fourth Proportional to 61,837.12, 85,335.26 and 34,979.06

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Solution

The fourth proportional to 61,837.12, 85,335.26 and 34,979.06 is: 48,271.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,837.12 : 85,335.26 = 34,979.06 : x
  2. Step 2: Convert to fraction form
    61,837.12/85,335.26 = 34,979.06/x
  3. Step 3: Cross multiply
    61,837.12x = 85,335.26 × 34,979.06
  4. Step 4: Simplify right side
    61,837.12x = 2,984,946,738.09
  5. Step 5: Solve for x
    x = 2,984,946,738.09/61,837.12
  6. Step 6: Final answer
    x = 48,271.11

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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.