Home / 89,064.32-122,908.92-48,228.89

Finding the Fourth Proportional to 89,064.32, 122,908.92 and 48,228.89

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Solution

The fourth proportional to 89,064.32, 122,908.92 and 48,228.89 is: 66,555.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,064.32 : 122,908.92 = 48,228.89 : x
  2. Step 2: Convert to fraction form
    89,064.32/122,908.92 = 48,228.89/x
  3. Step 3: Cross multiply
    89,064.32x = 122,908.92 × 48,228.89
  4. Step 4: Simplify right side
    89,064.32x = 5,927,760,782.70
  5. Step 5: Solve for x
    x = 5,927,760,782.70/89,064.32
  6. Step 6: Final answer
    x = 66,555.95

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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.