Home / 61,977.14-92,972.32-19,842.16

Finding the Fourth Proportional to 61,977.14, 92,972.32 and 19,842.16

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Solution

The fourth proportional to 61,977.14, 92,972.32 and 19,842.16 is: 29,765.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,977.14 : 92,972.32 = 19,842.16 : x
  2. Step 2: Convert to fraction form
    61,977.14/92,972.32 = 19,842.16/x
  3. Step 3: Cross multiply
    61,977.14x = 92,972.32 × 19,842.16
  4. Step 4: Simplify right side
    61,977.14x = 1,844,771,366.98
  5. Step 5: Solve for x
    x = 1,844,771,366.98/61,977.14
  6. Step 6: Final answer
    x = 29,765.35

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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.