Home / 155,938.23-233,713.55-71,608.93

Finding the Fourth Proportional to 155,938.23, 233,713.55 and 71,608.93

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Solution

The fourth proportional to 155,938.23, 233,713.55 and 71,608.93 is: 107,324.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,938.23 : 233,713.55 = 71,608.93 : x
  2. Step 2: Convert to fraction form
    155,938.23/233,713.55 = 71,608.93/x
  3. Step 3: Cross multiply
    155,938.23x = 233,713.55 × 71,608.93
  4. Step 4: Simplify right side
    155,938.23x = 16,735,976,836.74
  5. Step 5: Solve for x
    x = 16,735,976,836.74/155,938.23
  6. Step 6: Final answer
    x = 107,324.40

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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.