Home / 89,275.07-123,199.82-48,989.16

Finding the Fourth Proportional to 89,275.07, 123,199.82 and 48,989.16

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Solution

The fourth proportional to 89,275.07, 123,199.82 and 48,989.16 is: 67,605.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,275.07 : 123,199.82 = 48,989.16 : x
  2. Step 2: Convert to fraction form
    89,275.07/123,199.82 = 48,989.16/x
  3. Step 3: Cross multiply
    89,275.07x = 123,199.82 × 48,989.16
  4. Step 4: Simplify right side
    89,275.07x = 6,035,455,449.01
  5. Step 5: Solve for x
    x = 6,035,455,449.01/89,275.07
  6. Step 6: Final answer
    x = 67,605.16

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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.