Home / 239,217.55-358,701.75-89,334.61

Finding the Fourth Proportional to 239,217.55, 358,701.75 and 89,334.61

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Solution

The fourth proportional to 239,217.55, 358,701.75 and 89,334.61 is: 133,955.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,217.55 : 358,701.75 = 89,334.61 : x
  2. Step 2: Convert to fraction form
    239,217.55/358,701.75 = 89,334.61/x
  3. Step 3: Cross multiply
    239,217.55x = 358,701.75 × 89,334.61
  4. Step 4: Simplify right side
    239,217.55x = 32,044,480,942.57
  5. Step 5: Solve for x
    x = 32,044,480,942.57/239,217.55
  6. Step 6: Final answer
    x = 133,955.39

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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.