Home / 84,468.77-126,727.08-42,297.95

Finding the Fourth Proportional to 84,468.77, 126,727.08 and 42,297.95

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Solution

The fourth proportional to 84,468.77, 126,727.08 and 42,297.95 is: 63,458.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,468.77 : 126,727.08 = 42,297.95 : x
  2. Step 2: Convert to fraction form
    84,468.77/126,727.08 = 42,297.95/x
  3. Step 3: Cross multiply
    84,468.77x = 126,727.08 × 42,297.95
  4. Step 4: Simplify right side
    84,468.77x = 5,360,295,376.77
  5. Step 5: Solve for x
    x = 5,360,295,376.77/84,468.77
  6. Step 6: Final answer
    x = 63,458.90

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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.