Home / 61,694.07-85,139.57-34,840.62

Finding the Fourth Proportional to 61,694.07, 85,139.57 and 34,840.62

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Solution

The fourth proportional to 61,694.07, 85,139.57 and 34,840.62 is: 48,081.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,694.07 : 85,139.57 = 34,840.62 : x
  2. Step 2: Convert to fraction form
    61,694.07/85,139.57 = 34,840.62/x
  3. Step 3: Cross multiply
    61,694.07x = 85,139.57 × 34,840.62
  4. Step 4: Simplify right side
    61,694.07x = 2,966,315,225.72
  5. Step 5: Solve for x
    x = 2,966,315,225.72/61,694.07
  6. Step 6: Final answer
    x = 48,081.04

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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.