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Finding the Fourth Proportional to 145,044.81, 217,514.06 and 50,250.51

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Solution

The fourth proportional to 145,044.81, 217,514.06 and 50,250.51 is: 75,357.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,044.81 : 217,514.06 = 50,250.51 : x
  2. Step 2: Convert to fraction form
    145,044.81/217,514.06 = 50,250.51/x
  3. Step 3: Cross multiply
    145,044.81x = 217,514.06 × 50,250.51
  4. Step 4: Simplify right side
    145,044.81x = 10,930,192,384.36
  5. Step 5: Solve for x
    x = 10,930,192,384.36/145,044.81
  6. Step 6: Final answer
    x = 75,357.35

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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.