Home / 68,190.66-94,149.27-42,707.25

Finding the Fourth Proportional to 68,190.66, 94,149.27 and 42,707.25

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Solution

The fourth proportional to 68,190.66, 94,149.27 and 42,707.25 is: 58,964.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,190.66 : 94,149.27 = 42,707.25 : x
  2. Step 2: Convert to fraction form
    68,190.66/94,149.27 = 42,707.25/x
  3. Step 3: Cross multiply
    68,190.66x = 94,149.27 × 42,707.25
  4. Step 4: Simplify right side
    68,190.66x = 4,020,856,411.21
  5. Step 5: Solve for x
    x = 4,020,856,411.21/68,190.66
  6. Step 6: Final answer
    x = 58,964.91

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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.