Home / 155,827.88-215,026.62-92,153.24

Finding the Fourth Proportional to 155,827.88, 215,026.62 and 92,153.24

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Solution

The fourth proportional to 155,827.88, 215,026.62 and 92,153.24 is: 127,162.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,827.88 : 215,026.62 = 92,153.24 : x
  2. Step 2: Convert to fraction form
    155,827.88/215,026.62 = 92,153.24/x
  3. Step 3: Cross multiply
    155,827.88x = 215,026.62 × 92,153.24
  4. Step 4: Simplify right side
    155,827.88x = 19,815,399,719.25
  5. Step 5: Solve for x
    x = 19,815,399,719.25/155,827.88
  6. Step 6: Final answer
    x = 127,162.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.