Home / 88,882.32-122,659.53-53,065.65

Finding the Fourth Proportional to 88,882.32, 122,659.53 and 53,065.65

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Solution

The fourth proportional to 88,882.32, 122,659.53 and 53,065.65 is: 73,231.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,882.32 : 122,659.53 = 53,065.65 : x
  2. Step 2: Convert to fraction form
    88,882.32/122,659.53 = 53,065.65/x
  3. Step 3: Cross multiply
    88,882.32x = 122,659.53 × 53,065.65
  4. Step 4: Simplify right side
    88,882.32x = 6,509,007,688.14
  5. Step 5: Solve for x
    x = 6,509,007,688.14/88,882.32
  6. Step 6: Final answer
    x = 73,231.75

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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.