Home / 165,541.30-248,270.84-47,213.66

Finding the Fourth Proportional to 165,541.30, 248,270.84 and 47,213.66

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Solution

The fourth proportional to 165,541.30, 248,270.84 and 47,213.66 is: 70,808.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,541.30 : 248,270.84 = 47,213.66 : x
  2. Step 2: Convert to fraction form
    165,541.30/248,270.84 = 47,213.66/x
  3. Step 3: Cross multiply
    165,541.30x = 248,270.84 × 47,213.66
  4. Step 4: Simplify right side
    165,541.30x = 11,721,775,027.67
  5. Step 5: Solve for x
    x = 11,721,775,027.67/165,541.30
  6. Step 6: Final answer
    x = 70,808.77

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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.