Home / 61,108.30-84,328.05-35,613.04

Finding the Fourth Proportional to 61,108.30, 84,328.05 and 35,613.04

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Solution

The fourth proportional to 61,108.30, 84,328.05 and 35,613.04 is: 49,145.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,108.30 : 84,328.05 = 35,613.04 : x
  2. Step 2: Convert to fraction form
    61,108.30/84,328.05 = 35,613.04/x
  3. Step 3: Cross multiply
    61,108.30x = 84,328.05 × 35,613.04
  4. Step 4: Simplify right side
    61,108.30x = 3,003,178,217.77
  5. Step 5: Solve for x
    x = 3,003,178,217.77/61,108.30
  6. Step 6: Final answer
    x = 49,145.18

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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.