Home / 239,715.96-359,480.50-89,874.52

Finding the Fourth Proportional to 239,715.96, 359,480.50 and 89,874.52

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Solution

The fourth proportional to 239,715.96, 359,480.50 and 89,874.52 is: 134,776.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,715.96 : 359,480.50 = 89,874.52 : x
  2. Step 2: Convert to fraction form
    239,715.96/359,480.50 = 89,874.52/x
  3. Step 3: Cross multiply
    239,715.96x = 359,480.50 × 89,874.52
  4. Step 4: Simplify right side
    239,715.96x = 32,308,137,386.86
  5. Step 5: Solve for x
    x = 32,308,137,386.86/239,715.96
  6. Step 6: Final answer
    x = 134,776.75

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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.