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Finding the Fourth Proportional to 48,666, 67,159.14 and 26,310

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Solution

The fourth proportional to 48,666, 67,159.14 and 26,310 is: 36,307.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,666 : 67,159.14 = 26,310 : x
  2. Step 2: Convert to fraction form
    48,666/67,159.14 = 26,310/x
  3. Step 3: Cross multiply
    48,666x = 67,159.14 × 26,310
  4. Step 4: Simplify right side
    48,666x = 1,766,956,973.40
  5. Step 5: Solve for x
    x = 1,766,956,973.40/48,666
  6. Step 6: Final answer
    x = 36,307.83

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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.