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Finding the Fourth Proportional to 61,233.30, 84,510.77 and 34,015.68

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Solution

The fourth proportional to 61,233.30, 84,510.77 and 34,015.68 is: 46,946.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,233.30 : 84,510.77 = 34,015.68 : x
  2. Step 2: Convert to fraction form
    61,233.30/84,510.77 = 34,015.68/x
  3. Step 3: Cross multiply
    61,233.30x = 84,510.77 × 34,015.68
  4. Step 4: Simplify right side
    61,233.30x = 2,874,691,138.80
  5. Step 5: Solve for x
    x = 2,874,691,138.80/61,233.30
  6. Step 6: Final answer
    x = 46,946.53

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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.