Home / 239,716.96-359,482-89,875.52

Finding the Fourth Proportional to 239,716.96, 359,482 and 89,875.52

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Solution

The fourth proportional to 239,716.96, 359,482 and 89,875.52 is: 134,778.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,716.96 : 359,482 = 89,875.52 : x
  2. Step 2: Convert to fraction form
    239,716.96/359,482 = 89,875.52/x
  3. Step 3: Cross multiply
    239,716.96x = 359,482 × 89,875.52
  4. Step 4: Simplify right side
    239,716.96x = 32,308,631,680.64
  5. Step 5: Solve for x
    x = 32,308,631,680.64/239,716.96
  6. Step 6: Final answer
    x = 134,778.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.