Home / 67,894.20-93,739.68-51,950.16

Finding the Fourth Proportional to 67,894.20, 93,739.68 and 51,950.16

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Solution

The fourth proportional to 67,894.20, 93,739.68 and 51,950.16 is: 71,726.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,894.20 : 93,739.68 = 51,950.16 : x
  2. Step 2: Convert to fraction form
    67,894.20/93,739.68 = 51,950.16/x
  3. Step 3: Cross multiply
    67,894.20x = 93,739.68 × 51,950.16
  4. Step 4: Simplify right side
    67,894.20x = 4,869,791,374.35
  5. Step 5: Solve for x
    x = 4,869,791,374.35/67,894.20
  6. Step 6: Final answer
    x = 71,726.18

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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.