Home / 155,077.64-232,262.22-92,620.04

Finding the Fourth Proportional to 155,077.64, 232,262.22 and 92,620.04

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Solution

The fourth proportional to 155,077.64, 232,262.22 and 92,620.04 is: 138,718.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,077.64 : 232,262.22 = 92,620.04 : x
  2. Step 2: Convert to fraction form
    155,077.64/232,262.22 = 92,620.04/x
  3. Step 3: Cross multiply
    155,077.64x = 232,262.22 × 92,620.04
  4. Step 4: Simplify right side
    155,077.64x = 21,512,136,106.89
  5. Step 5: Solve for x
    x = 21,512,136,106.89/155,077.64
  6. Step 6: Final answer
    x = 138,718.49

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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.