Home / 165,983.64-248,977-47,654.98

Finding the Fourth Proportional to 165,983.64, 248,977 and 47,654.98

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Solution

The fourth proportional to 165,983.64, 248,977 and 47,654.98 is: 71,482.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,983.64 : 248,977 = 47,654.98 : x
  2. Step 2: Convert to fraction form
    165,983.64/248,977 = 47,654.98/x
  3. Step 3: Cross multiply
    165,983.64x = 248,977 × 47,654.98
  4. Step 4: Simplify right side
    165,983.64x = 11,864,993,955.46
  5. Step 5: Solve for x
    x = 11,864,993,955.46/165,983.64
  6. Step 6: Final answer
    x = 71,482.91

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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.