Home / 155,126.61-232,632.43-55,260.27

Finding the Fourth Proportional to 155,126.61, 232,632.43 and 55,260.27

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Solution

The fourth proportional to 155,126.61, 232,632.43 and 55,260.27 is: 82,869.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,126.61 : 232,632.43 = 55,260.27 : x
  2. Step 2: Convert to fraction form
    155,126.61/232,632.43 = 55,260.27/x
  3. Step 3: Cross multiply
    155,126.61x = 232,632.43 × 55,260.27
  4. Step 4: Simplify right side
    155,126.61x = 12,855,330,892.56
  5. Step 5: Solve for x
    x = 12,855,330,892.56/155,126.61
  6. Step 6: Final answer
    x = 82,869.93

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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.