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Finding the Fourth Proportional to 104,010.30, 156,123.13 and 64,058.06

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Solution

The fourth proportional to 104,010.30, 156,123.13 and 64,058.06 is: 96,153.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,010.30 : 156,123.13 = 64,058.06 : x
  2. Step 2: Convert to fraction form
    104,010.30/156,123.13 = 64,058.06/x
  3. Step 3: Cross multiply
    104,010.30x = 156,123.13 × 64,058.06
  4. Step 4: Simplify right side
    104,010.30x = 10,000,944,828.93
  5. Step 5: Solve for x
    x = 10,000,944,828.93/104,010.30
  6. Step 6: Final answer
    x = 96,153.41

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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.