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Finding the Fourth Proportional to 44,965.84, 67,448.64 and 42,225.49

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Solution

The fourth proportional to 44,965.84, 67,448.64 and 42,225.49 is: 63,338.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,965.84 : 67,448.64 = 42,225.49 : x
  2. Step 2: Convert to fraction form
    44,965.84/67,448.64 = 42,225.49/x
  3. Step 3: Cross multiply
    44,965.84x = 67,448.64 × 42,225.49
  4. Step 4: Simplify right side
    44,965.84x = 2,848,051,873.83
  5. Step 5: Solve for x
    x = 2,848,051,873.83/44,965.84
  6. Step 6: Final answer
    x = 63,338.12

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1.5x scale

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.