Home / 143,444.92-197,842.77-92,465.95

Finding the Fourth Proportional to 143,444.92, 197,842.77 and 92,465.95

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Solution

The fourth proportional to 143,444.92, 197,842.77 and 92,465.95 is: 127,531.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,444.92 : 197,842.77 = 92,465.95 : x
  2. Step 2: Convert to fraction form
    143,444.92/197,842.77 = 92,465.95/x
  3. Step 3: Cross multiply
    143,444.92x = 197,842.77 × 92,465.95
  4. Step 4: Simplify right side
    143,444.92x = 18,293,719,678.68
  5. Step 5: Solve for x
    x = 18,293,719,678.68/143,444.92
  6. Step 6: Final answer
    x = 127,531.32

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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.