Home / 140,101.94-193,210.16-92,272.25

Finding the Fourth Proportional to 140,101.94, 193,210.16 and 92,272.25

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Solution

The fourth proportional to 140,101.94, 193,210.16 and 92,272.25 is: 127,249.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,101.94 : 193,210.16 = 92,272.25 : x
  2. Step 2: Convert to fraction form
    140,101.94/193,210.16 = 92,272.25/x
  3. Step 3: Cross multiply
    140,101.94x = 193,210.16 × 92,272.25
  4. Step 4: Simplify right side
    140,101.94x = 17,827,934,758.65
  5. Step 5: Solve for x
    x = 17,827,934,758.65/140,101.94
  6. Step 6: Final answer
    x = 127,249.74

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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.