Home / 342,228.08-513,302.91-89,532.96

Finding the Fourth Proportional to 342,228.08, 513,302.91 and 89,532.96

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Solution

The fourth proportional to 342,228.08, 513,302.91 and 89,532.96 is: 134,289.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,228.08 : 513,302.91 = 89,532.96 : x
  2. Step 2: Convert to fraction form
    342,228.08/513,302.91 = 89,532.96/x
  3. Step 3: Cross multiply
    342,228.08x = 513,302.91 × 89,532.96
  4. Step 4: Simplify right side
    342,228.08x = 45,957,525,894.73
  5. Step 5: Solve for x
    x = 45,957,525,894.73/342,228.08
  6. Step 6: Final answer
    x = 134,289.18

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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.