Home / 61,841.13-85,340.78-34,983.06

Finding the Fourth Proportional to 61,841.13, 85,340.78 and 34,983.06

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Solution

The fourth proportional to 61,841.13, 85,340.78 and 34,983.06 is: 48,276.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,841.13 : 85,340.78 = 34,983.06 : x
  2. Step 2: Convert to fraction form
    61,841.13/85,340.78 = 34,983.06/x
  3. Step 3: Cross multiply
    61,841.13x = 85,340.78 × 34,983.06
  4. Step 4: Simplify right side
    61,841.13x = 2,985,481,627.19
  5. Step 5: Solve for x
    x = 2,985,481,627.19/61,841.13
  6. Step 6: Final answer
    x = 48,276.63

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1.5x scale

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.