Home / 175,186.32-262,769.76-155,688

Finding the Fourth Proportional to 175,186.32, 262,769.76 and 155,688

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Solution

The fourth proportional to 175,186.32, 262,769.76 and 155,688 is: 233,523.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,186.32 : 262,769.76 = 155,688 : x
  2. Step 2: Convert to fraction form
    175,186.32/262,769.76 = 155,688/x
  3. Step 3: Cross multiply
    175,186.32x = 262,769.76 × 155,688
  4. Step 4: Simplify right side
    175,186.32x = 40,910,098,394.88
  5. Step 5: Solve for x
    x = 40,910,098,394.88/175,186.32
  6. Step 6: Final answer
    x = 233,523.36

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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.