Home / 155,124.11-232,628.69-55,257.77

Finding the Fourth Proportional to 155,124.11, 232,628.69 and 55,257.77

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Solution

The fourth proportional to 155,124.11, 232,628.69 and 55,257.77 is: 82,866.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,124.11 : 232,628.69 = 55,257.77 : x
  2. Step 2: Convert to fraction form
    155,124.11/232,628.69 = 55,257.77/x
  3. Step 3: Cross multiply
    155,124.11x = 232,628.69 × 55,257.77
  4. Step 4: Simplify right side
    155,124.11x = 12,854,541,622.42
  5. Step 5: Solve for x
    x = 12,854,541,622.42/155,124.11
  6. Step 6: Final answer
    x = 82,866.18

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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.