Home / 292,635.42-403,869.66-165,319.21

Finding the Fourth Proportional to 292,635.42, 403,869.66 and 165,319.21

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Solution

The fourth proportional to 292,635.42, 403,869.66 and 165,319.21 is: 228,159.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,635.42 : 403,869.66 = 165,319.21 : x
  2. Step 2: Convert to fraction form
    292,635.42/403,869.66 = 165,319.21/x
  3. Step 3: Cross multiply
    292,635.42x = 403,869.66 × 165,319.21
  4. Step 4: Simplify right side
    292,635.42x = 66,767,413,134.17
  5. Step 5: Solve for x
    x = 66,767,413,134.17/292,635.42
  6. Step 6: Final answer
    x = 228,159.03

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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.