Home / 89,282.92-123,228.66-51,552.04

Finding the Fourth Proportional to 89,282.92, 123,228.66 and 51,552.04

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Solution

The fourth proportional to 89,282.92, 123,228.66 and 51,552.04 is: 71,152.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,282.92 : 123,228.66 = 51,552.04 : x
  2. Step 2: Convert to fraction form
    89,282.92/123,228.66 = 51,552.04/x
  3. Step 3: Cross multiply
    89,282.92x = 123,228.66 × 51,552.04
  4. Step 4: Simplify right side
    89,282.92x = 6,352,688,809.47
  5. Step 5: Solve for x
    x = 6,352,688,809.47/89,282.92
  6. Step 6: Final answer
    x = 71,152.34

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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.