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Finding the Fourth Proportional to 48,885.30, 67,426.86 and 44,865.08

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Solution

The fourth proportional to 48,885.30, 67,426.86 and 44,865.08 is: 61,881.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,885.30 : 67,426.86 = 44,865.08 : x
  2. Step 2: Convert to fraction form
    48,885.30/67,426.86 = 44,865.08/x
  3. Step 3: Cross multiply
    48,885.30x = 67,426.86 × 44,865.08
  4. Step 4: Simplify right side
    48,885.30x = 3,025,111,636.62
  5. Step 5: Solve for x
    x = 3,025,111,636.62/48,885.30
  6. Step 6: Final answer
    x = 61,881.83

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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.