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Finding the Fourth Proportional to 73,887.64, 110,780.82 and 26,501.71

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Solution

The fourth proportional to 73,887.64, 110,780.82 and 26,501.71 is: 39,734.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,887.64 : 110,780.82 = 26,501.71 : x
  2. Step 2: Convert to fraction form
    73,887.64/110,780.82 = 26,501.71/x
  3. Step 3: Cross multiply
    73,887.64x = 110,780.82 × 26,501.71
  4. Step 4: Simplify right side
    73,887.64x = 2,935,881,165.20
  5. Step 5: Solve for x
    x = 2,935,881,165.20/73,887.64
  6. Step 6: Final answer
    x = 39,734.40

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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.