Home / 89,657.13-123,611.22-73,464.24

Finding the Fourth Proportional to 89,657.13, 123,611.22 and 73,464.24

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Solution

The fourth proportional to 89,657.13, 123,611.22 and 73,464.24 is: 101,285.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,657.13 : 123,611.22 = 73,464.24 : x
  2. Step 2: Convert to fraction form
    89,657.13/123,611.22 = 73,464.24/x
  3. Step 3: Cross multiply
    89,657.13x = 123,611.22 × 73,464.24
  4. Step 4: Simplify right side
    89,657.13x = 9,081,004,332.77
  5. Step 5: Solve for x
    x = 9,081,004,332.77/89,657.13
  6. Step 6: Final answer
    x = 101,285.91

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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.