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Finding the Fourth Proportional to 73,464.66, 101,422.89 and 56,204.58

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Solution

The fourth proportional to 73,464.66, 101,422.89 and 56,204.58 is: 77,594.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,464.66 : 101,422.89 = 56,204.58 : x
  2. Step 2: Convert to fraction form
    73,464.66/101,422.89 = 56,204.58/x
  3. Step 3: Cross multiply
    73,464.66x = 101,422.89 × 56,204.58
  4. Step 4: Simplify right side
    73,464.66x = 5,700,430,934.84
  5. Step 5: Solve for x
    x = 5,700,430,934.84/73,464.66
  6. Step 6: Final answer
    x = 77,594.19

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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.