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Finding the Fourth Proportional to 165,673.80, 248,510.70 and 152,843.40

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Solution

The fourth proportional to 165,673.80, 248,510.70 and 152,843.40 is: 229,265.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,673.80 : 248,510.70 = 152,843.40 : x
  2. Step 2: Convert to fraction form
    165,673.80/248,510.70 = 152,843.40/x
  3. Step 3: Cross multiply
    165,673.80x = 248,510.70 × 152,843.40
  4. Step 4: Simplify right side
    165,673.80x = 37,983,220,324.38
  5. Step 5: Solve for x
    x = 37,983,220,324.38/165,673.80
  6. Step 6: Final answer
    x = 229,265.10

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1.5x scale

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.