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Finding the Fourth Proportional to 73,455.68, 101,356.32 and 41,618

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Solution

The fourth proportional to 73,455.68, 101,356.32 and 41,618 is: 57,425.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,455.68 : 101,356.32 = 41,618 : x
  2. Step 2: Convert to fraction form
    73,455.68/101,356.32 = 41,618/x
  3. Step 3: Cross multiply
    73,455.68x = 101,356.32 × 41,618
  4. Step 4: Simplify right side
    73,455.68x = 4,218,247,325.76
  5. Step 5: Solve for x
    x = 4,218,247,325.76/73,455.68
  6. Step 6: Final answer
    x = 57,425.75

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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.