Home / 155,898.84-233,764.98-80,943.48

Finding the Fourth Proportional to 155,898.84, 233,764.98 and 80,943.48

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Solution

The fourth proportional to 155,898.84, 233,764.98 and 80,943.48 is: 121,371.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,898.84 : 233,764.98 = 80,943.48 : x
  2. Step 2: Convert to fraction form
    155,898.84/233,764.98 = 80,943.48/x
  3. Step 3: Cross multiply
    155,898.84x = 233,764.98 × 80,943.48
  4. Step 4: Simplify right side
    155,898.84x = 18,921,750,983.33
  5. Step 5: Solve for x
    x = 18,921,750,983.33/155,898.84
  6. Step 6: Final answer
    x = 121,371.98

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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.