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Finding the Fourth Proportional to 295,113.93, 442,548.68 and 92,642.37

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Solution

The fourth proportional to 295,113.93, 442,548.68 and 92,642.37 is: 138,925.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,113.93 : 442,548.68 = 92,642.37 : x
  2. Step 2: Convert to fraction form
    295,113.93/442,548.68 = 92,642.37/x
  3. Step 3: Cross multiply
    295,113.93x = 442,548.68 × 92,642.37
  4. Step 4: Simplify right side
    295,113.93x = 40,998,758,092.36
  5. Step 5: Solve for x
    x = 40,998,758,092.36/295,113.93
  6. Step 6: Final answer
    x = 138,925.19

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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.