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Finding the Fourth Proportional to 230,695.29, 345,556.53 and 146,411.01

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Solution

The fourth proportional to 230,695.29, 345,556.53 and 146,411.01 is: 219,307.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,695.29 : 345,556.53 = 146,411.01 : x
  2. Step 2: Convert to fraction form
    230,695.29/345,556.53 = 146,411.01/x
  3. Step 3: Cross multiply
    230,695.29x = 345,556.53 × 146,411.01
  4. Step 4: Simplify right side
    230,695.29x = 50,593,280,569.40
  5. Step 5: Solve for x
    x = 50,593,280,569.40/230,695.29
  6. Step 6: Final answer
    x = 219,307.82

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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.