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Finding the Fourth Proportional to 110,239.34, 152,129.22 and 59,938.34

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Solution

The fourth proportional to 110,239.34, 152,129.22 and 59,938.34 is: 82,714.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,239.34 : 152,129.22 = 59,938.34 : x
  2. Step 2: Convert to fraction form
    110,239.34/152,129.22 = 59,938.34/x
  3. Step 3: Cross multiply
    110,239.34x = 152,129.22 × 59,938.34
  4. Step 4: Simplify right side
    110,239.34x = 9,118,372,912.29
  5. Step 5: Solve for x
    x = 9,118,372,912.29/110,239.34
  6. Step 6: Final answer
    x = 82,714.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.