Home / 355,269.43-532,908.37-99,086.42

Finding the Fourth Proportional to 355,269.43, 532,908.37 and 99,086.42

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Solution

The fourth proportional to 355,269.43, 532,908.37 and 99,086.42 is: 148,630.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,269.43 : 532,908.37 = 99,086.42 : x
  2. Step 2: Convert to fraction form
    355,269.43/532,908.37 = 99,086.42/x
  3. Step 3: Cross multiply
    355,269.43x = 532,908.37 × 99,086.42
  4. Step 4: Simplify right side
    355,269.43x = 52,803,983,470.10
  5. Step 5: Solve for x
    x = 52,803,983,470.10/355,269.43
  6. Step 6: Final answer
    x = 148,630.81

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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.