Home / 229,404.10-344,106.15-145,423.30

Finding the Fourth Proportional to 229,404.10, 344,106.15 and 145,423.30

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Solution

The fourth proportional to 229,404.10, 344,106.15 and 145,423.30 is: 218,134.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,404.10 : 344,106.15 = 145,423.30 : x
  2. Step 2: Convert to fraction form
    229,404.10/344,106.15 = 145,423.30/x
  3. Step 3: Cross multiply
    229,404.10x = 344,106.15 × 145,423.30
  4. Step 4: Simplify right side
    229,404.10x = 50,041,051,883.30
  5. Step 5: Solve for x
    x = 50,041,051,883.30/229,404.10
  6. Step 6: Final answer
    x = 218,134.95

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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.