Home / 146,256.78-219,385.17-52,762.53

Finding the Fourth Proportional to 146,256.78, 219,385.17 and 52,762.53

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Solution

The fourth proportional to 146,256.78, 219,385.17 and 52,762.53 is: 79,143.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,256.78 : 219,385.17 = 52,762.53 : x
  2. Step 2: Convert to fraction form
    146,256.78/219,385.17 = 52,762.53/x
  3. Step 3: Cross multiply
    146,256.78x = 219,385.17 × 52,762.53
  4. Step 4: Simplify right side
    146,256.78x = 11,575,316,613.68
  5. Step 5: Solve for x
    x = 11,575,316,613.68/146,256.78
  6. Step 6: Final answer
    x = 79,143.80

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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.