Home / 165,528.17-248,264.45-47,171.37

Finding the Fourth Proportional to 165,528.17, 248,264.45 and 47,171.37

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Solution

The fourth proportional to 165,528.17, 248,264.45 and 47,171.37 is: 70,749.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,528.17 : 248,264.45 = 47,171.37 : x
  2. Step 2: Convert to fraction form
    165,528.17/248,264.45 = 47,171.37/x
  3. Step 3: Cross multiply
    165,528.17x = 248,264.45 × 47,171.37
  4. Step 4: Simplify right side
    165,528.17x = 11,710,974,228.80
  5. Step 5: Solve for x
    x = 11,710,974,228.80/165,528.17
  6. Step 6: Final answer
    x = 70,749.13

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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.