Home / 229,169.52-343,256.04-140,153.76

Finding the Fourth Proportional to 229,169.52, 343,256.04 and 140,153.76

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Solution

The fourth proportional to 229,169.52, 343,256.04 and 140,153.76 is: 209,925.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,169.52 : 343,256.04 = 140,153.76 : x
  2. Step 2: Convert to fraction form
    229,169.52/343,256.04 = 140,153.76/x
  3. Step 3: Cross multiply
    229,169.52x = 343,256.04 × 140,153.76
  4. Step 4: Simplify right side
    229,169.52x = 48,108,624,648.71
  5. Step 5: Solve for x
    x = 48,108,624,648.71/229,169.52
  6. Step 6: Final answer
    x = 209,925.93

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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.