Home / 239,715.36-359,479.11-89,873.97

Finding the Fourth Proportional to 239,715.36, 359,479.11 and 89,873.97

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Solution

The fourth proportional to 239,715.36, 359,479.11 and 89,873.97 is: 134,775.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,715.36 : 359,479.11 = 89,873.97 : x
  2. Step 2: Convert to fraction form
    239,715.36/359,479.11 = 89,873.97/x
  3. Step 3: Cross multiply
    239,715.36x = 359,479.11 × 89,873.97
  4. Step 4: Simplify right side
    239,715.36x = 32,307,814,747.77
  5. Step 5: Solve for x
    x = 32,307,814,747.77/239,715.36
  6. Step 6: Final answer
    x = 134,775.74

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1.5x scale

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.