Home / 155,315.15-232,972.71-50,149.61

Finding the Fourth Proportional to 155,315.15, 232,972.71 and 50,149.61

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Solution

The fourth proportional to 155,315.15, 232,972.71 and 50,149.61 is: 75,224.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,315.15 : 232,972.71 = 50,149.61 : x
  2. Step 2: Convert to fraction form
    155,315.15/232,972.71 = 50,149.61/x
  3. Step 3: Cross multiply
    155,315.15x = 232,972.71 × 50,149.61
  4. Step 4: Simplify right side
    155,315.15x = 11,683,490,547.14
  5. Step 5: Solve for x
    x = 11,683,490,547.14/155,315.15
  6. Step 6: Final answer
    x = 75,224.41

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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.