Home / 155,776.12-233,673.92-105,834.76

Finding the Fourth Proportional to 155,776.12, 233,673.92 and 105,834.76

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Solution

The fourth proportional to 155,776.12, 233,673.92 and 105,834.76 is: 158,758.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,776.12 : 233,673.92 = 105,834.76 : x
  2. Step 2: Convert to fraction form
    155,776.12/233,673.92 = 105,834.76/x
  3. Step 3: Cross multiply
    155,776.12x = 233,673.92 × 105,834.76
  4. Step 4: Simplify right side
    155,776.12x = 24,730,823,241.46
  5. Step 5: Solve for x
    x = 24,730,823,241.46/155,776.12
  6. Step 6: Final answer
    x = 158,758.76

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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.