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Finding the Fourth Proportional to 61,658.63, 92,499.62 and 19,549.32

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Solution

The fourth proportional to 61,658.63, 92,499.62 and 19,549.32 is: 29,327.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,658.63 : 92,499.62 = 19,549.32 : x
  2. Step 2: Convert to fraction form
    61,658.63/92,499.62 = 19,549.32/x
  3. Step 3: Cross multiply
    61,658.63x = 92,499.62 × 19,549.32
  4. Step 4: Simplify right side
    61,658.63x = 1,808,304,573.51
  5. Step 5: Solve for x
    x = 1,808,304,573.51/61,658.63
  6. Step 6: Final answer
    x = 29,327.68

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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.