Home / 165,521.85-248,285.08-47,193.19

Finding the Fourth Proportional to 165,521.85, 248,285.08 and 47,193.19

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Solution

The fourth proportional to 165,521.85, 248,285.08 and 47,193.19 is: 70,790.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,521.85 : 248,285.08 = 47,193.19 : x
  2. Step 2: Convert to fraction form
    165,521.85/248,285.08 = 47,193.19/x
  3. Step 3: Cross multiply
    165,521.85x = 248,285.08 × 47,193.19
  4. Step 4: Simplify right side
    165,521.85x = 11,717,363,533.00
  5. Step 5: Solve for x
    x = 11,717,363,533.00/165,521.85
  6. Step 6: Final answer
    x = 70,790.44

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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.