Home / 62,680.11-93,931.77-34,612.80

Finding the Fourth Proportional to 62,680.11, 93,931.77 and 34,612.80

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Solution

The fourth proportional to 62,680.11, 93,931.77 and 34,612.80 is: 51,870.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,680.11 : 93,931.77 = 34,612.80 : x
  2. Step 2: Convert to fraction form
    62,680.11/93,931.77 = 34,612.80/x
  3. Step 3: Cross multiply
    62,680.11x = 93,931.77 × 34,612.80
  4. Step 4: Simplify right side
    62,680.11x = 3,251,241,568.66
  5. Step 5: Solve for x
    x = 3,251,241,568.66/62,680.11
  6. Step 6: Final answer
    x = 51,870.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.