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Finding the Fourth Proportional to 48,637, 67,119.06 and 26,281

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Solution

The fourth proportional to 48,637, 67,119.06 and 26,281 is: 36,267.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,637 : 67,119.06 = 26,281 : x
  2. Step 2: Convert to fraction form
    48,637/67,119.06 = 26,281/x
  3. Step 3: Cross multiply
    48,637x = 67,119.06 × 26,281
  4. Step 4: Simplify right side
    48,637x = 1,763,956,015.86
  5. Step 5: Solve for x
    x = 1,763,956,015.86/48,637
  6. Step 6: Final answer
    x = 36,267.78

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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.