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Finding the Fourth Proportional to 86,244.95, 119,017.96 and 50,427.97

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Solution

The fourth proportional to 86,244.95, 119,017.96 and 50,427.97 is: 69,590.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,244.95 : 119,017.96 = 50,427.97 : x
  2. Step 2: Convert to fraction form
    86,244.95/119,017.96 = 50,427.97/x
  3. Step 3: Cross multiply
    86,244.95x = 119,017.96 × 50,427.97
  4. Step 4: Simplify right side
    86,244.95x = 6,001,833,692.73
  5. Step 5: Solve for x
    x = 6,001,833,692.73/86,244.95
  6. Step 6: Final answer
    x = 69,590.55

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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.