Home / 235,531.20-352,895.04-155,516.16

Finding the Fourth Proportional to 235,531.20, 352,895.04 and 155,516.16

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Solution

The fourth proportional to 235,531.20, 352,895.04 and 155,516.16 is: 233,008.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,531.20 : 352,895.04 = 155,516.16 : x
  2. Step 2: Convert to fraction form
    235,531.20/352,895.04 = 155,516.16/x
  3. Step 3: Cross multiply
    235,531.20x = 352,895.04 × 155,516.16
  4. Step 4: Simplify right side
    235,531.20x = 54,880,881,503.85
  5. Step 5: Solve for x
    x = 54,880,881,503.85/235,531.20
  6. Step 6: Final answer
    x = 233,008.97

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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.