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Finding the Fourth Proportional to 45,952.77, 68,617.87 and 36,486.57

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Solution

The fourth proportional to 45,952.77, 68,617.87 and 36,486.57 is: 54,482.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,952.77 : 68,617.87 = 36,486.57 : x
  2. Step 2: Convert to fraction form
    45,952.77/68,617.87 = 36,486.57/x
  3. Step 3: Cross multiply
    45,952.77x = 68,617.87 × 36,486.57
  4. Step 4: Simplify right side
    45,952.77x = 2,503,630,717.01
  5. Step 5: Solve for x
    x = 2,503,630,717.01/45,952.77
  6. Step 6: Final answer
    x = 54,482.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.