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Finding the Fourth Proportional to 230,248.50, 345,392.19 and 64,036.50

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Solution

The fourth proportional to 230,248.50, 345,392.19 and 64,036.50 is: 96,060.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,248.50 : 345,392.19 = 64,036.50 : x
  2. Step 2: Convert to fraction form
    230,248.50/345,392.19 = 64,036.50/x
  3. Step 3: Cross multiply
    230,248.50x = 345,392.19 × 64,036.50
  4. Step 4: Simplify right side
    230,248.50x = 22,117,706,974.94
  5. Step 5: Solve for x
    x = 22,117,706,974.94/230,248.50
  6. Step 6: Final answer
    x = 96,060.16

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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.