Home / 155,713.57-233,570.50-43,394.11

Finding the Fourth Proportional to 155,713.57, 233,570.50 and 43,394.11

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Solution

The fourth proportional to 155,713.57, 233,570.50 and 43,394.11 is: 65,091.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,713.57 : 233,570.50 = 43,394.11 : x
  2. Step 2: Convert to fraction form
    155,713.57/233,570.50 = 43,394.11/x
  3. Step 3: Cross multiply
    155,713.57x = 233,570.50 × 43,394.11
  4. Step 4: Simplify right side
    155,713.57x = 10,135,583,277.34
  5. Step 5: Solve for x
    x = 10,135,583,277.34/155,713.57
  6. Step 6: Final answer
    x = 65,091.20

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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.