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Finding the Fourth Proportional to 183,158.16, 274,764.78 and 64,830.66

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Solution

The fourth proportional to 183,158.16, 274,764.78 and 64,830.66 is: 97,255.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,158.16 : 274,764.78 = 64,830.66 : x
  2. Step 2: Convert to fraction form
    183,158.16/274,764.78 = 64,830.66/x
  3. Step 3: Cross multiply
    183,158.16x = 274,764.78 × 64,830.66
  4. Step 4: Simplify right side
    183,158.16x = 17,813,182,032.15
  5. Step 5: Solve for x
    x = 17,813,182,032.15/183,158.16
  6. Step 6: Final answer
    x = 97,255.74

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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.