Home / 292,432.32-403,534.08-165,120.48

Finding the Fourth Proportional to 292,432.32, 403,534.08 and 165,120.48

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Solution

The fourth proportional to 292,432.32, 403,534.08 and 165,120.48 is: 227,853.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,432.32 : 403,534.08 = 165,120.48 : x
  2. Step 2: Convert to fraction form
    292,432.32/403,534.08 = 165,120.48/x
  3. Step 3: Cross multiply
    292,432.32x = 403,534.08 × 165,120.48
  4. Step 4: Simplify right side
    292,432.32x = 66,631,740,985.96
  5. Step 5: Solve for x
    x = 66,631,740,985.96/292,432.32
  6. Step 6: Final answer
    x = 227,853.55

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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.