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Finding the Fourth Proportional to 148,761, 205,238.84 and 95,077.44

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Solution

The fourth proportional to 148,761, 205,238.84 and 95,077.44 is: 131,174.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,761 : 205,238.84 = 95,077.44 : x
  2. Step 2: Convert to fraction form
    148,761/205,238.84 = 95,077.44/x
  3. Step 3: Cross multiply
    148,761x = 205,238.84 × 95,077.44
  4. Step 4: Simplify right side
    148,761x = 19,513,583,495.77
  5. Step 5: Solve for x
    x = 19,513,583,495.77/148,761
  6. Step 6: Final answer
    x = 131,174.05

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1.5x scale

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.