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Finding the Fourth Proportional to 48,663.82, 67,155.93 and 27,442.93

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Solution

The fourth proportional to 48,663.82, 67,155.93 and 27,442.93 is: 37,871.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,663.82 : 67,155.93 = 27,442.93 : x
  2. Step 2: Convert to fraction form
    48,663.82/67,155.93 = 27,442.93/x
  3. Step 3: Cross multiply
    48,663.82x = 67,155.93 × 27,442.93
  4. Step 4: Simplify right side
    48,663.82x = 1,842,955,486.07
  5. Step 5: Solve for x
    x = 1,842,955,486.07/48,663.82
  6. Step 6: Final answer
    x = 37,871.16

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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.