Home / 136,518.95-204,870.60-47,773.22

Finding the Fourth Proportional to 136,518.95, 204,870.60 and 47,773.22

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Solution

The fourth proportional to 136,518.95, 204,870.60 and 47,773.22 is: 71,692.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,518.95 : 204,870.60 = 47,773.22 : x
  2. Step 2: Convert to fraction form
    136,518.95/204,870.60 = 47,773.22/x
  3. Step 3: Cross multiply
    136,518.95x = 204,870.60 × 47,773.22
  4. Step 4: Simplify right side
    136,518.95x = 9,787,327,220.98
  5. Step 5: Solve for x
    x = 9,787,327,220.98/136,518.95
  6. Step 6: Final answer
    x = 71,692.08

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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.