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Finding the Fourth Proportional to 235,915.76, 353,871.48 and 95,641.04

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Solution

The fourth proportional to 235,915.76, 353,871.48 and 95,641.04 is: 143,460.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,915.76 : 353,871.48 = 95,641.04 : x
  2. Step 2: Convert to fraction form
    235,915.76/353,871.48 = 95,641.04/x
  3. Step 3: Cross multiply
    235,915.76x = 353,871.48 × 95,641.04
  4. Step 4: Simplify right side
    235,915.76x = 33,844,636,373.54
  5. Step 5: Solve for x
    x = 33,844,636,373.54/235,915.76
  6. Step 6: Final answer
    x = 143,460.68

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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.