Home / 292,160.93-438,298.19-112,233.20

Finding the Fourth Proportional to 292,160.93, 438,298.19 and 112,233.20

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Solution

The fourth proportional to 292,160.93, 438,298.19 and 112,233.20 is: 168,371.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,160.93 : 438,298.19 = 112,233.20 : x
  2. Step 2: Convert to fraction form
    292,160.93/438,298.19 = 112,233.20/x
  3. Step 3: Cross multiply
    292,160.93x = 438,298.19 × 112,233.20
  4. Step 4: Simplify right side
    292,160.93x = 49,191,605,665.25
  5. Step 5: Solve for x
    x = 49,191,605,665.25/292,160.93
  6. Step 6: Final answer
    x = 168,371.61

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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.