Home / 355,176.75-532,432.95-130,476.83

Finding the Fourth Proportional to 355,176.75, 532,432.95 and 130,476.83

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Solution

The fourth proportional to 355,176.75, 532,432.95 and 130,476.83 is: 195,593.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,176.75 : 532,432.95 = 130,476.83 : x
  2. Step 2: Convert to fraction form
    355,176.75/532,432.95 = 130,476.83/x
  3. Step 3: Cross multiply
    355,176.75x = 532,432.95 × 130,476.83
  4. Step 4: Simplify right side
    355,176.75x = 69,470,160,352.10
  5. Step 5: Solve for x
    x = 69,470,160,352.10/355,176.75
  6. Step 6: Final answer
    x = 195,593.21

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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.