Home / 59,235.66-81,692.28-49,148.12

Finding the Fourth Proportional to 59,235.66, 81,692.28 and 49,148.12

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Solution

The fourth proportional to 59,235.66, 81,692.28 and 49,148.12 is: 67,780.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,235.66 : 81,692.28 = 49,148.12 : x
  2. Step 2: Convert to fraction form
    59,235.66/81,692.28 = 49,148.12/x
  3. Step 3: Cross multiply
    59,235.66x = 81,692.28 × 49,148.12
  4. Step 4: Simplify right side
    59,235.66x = 4,015,022,184.74
  5. Step 5: Solve for x
    x = 4,015,022,184.74/59,235.66
  6. Step 6: Final answer
    x = 67,780.49

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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.