Home / 88,883.32-122,660.91-53,066.65

Finding the Fourth Proportional to 88,883.32, 122,660.91 and 53,066.65

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Solution

The fourth proportional to 88,883.32, 122,660.91 and 53,066.65 is: 73,233.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,883.32 : 122,660.91 = 53,066.65 : x
  2. Step 2: Convert to fraction form
    88,883.32/122,660.91 = 53,066.65/x
  3. Step 3: Cross multiply
    88,883.32x = 122,660.91 × 53,066.65
  4. Step 4: Simplify right side
    88,883.32x = 6,509,203,579.65
  5. Step 5: Solve for x
    x = 6,509,203,579.65/88,883.32
  6. Step 6: Final answer
    x = 73,233.13

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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.