Home / 110,148.88-152,012.97-62,402.62

Finding the Fourth Proportional to 110,148.88, 152,012.97 and 62,402.62

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Solution

The fourth proportional to 110,148.88, 152,012.97 and 62,402.62 is: 86,119.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,148.88 : 152,012.97 = 62,402.62 : x
  2. Step 2: Convert to fraction form
    110,148.88/152,012.97 = 62,402.62/x
  3. Step 3: Cross multiply
    110,148.88x = 152,012.97 × 62,402.62
  4. Step 4: Simplify right side
    110,148.88x = 9,486,007,601.98
  5. Step 5: Solve for x
    x = 9,486,007,601.98/110,148.88
  6. Step 6: Final answer
    x = 86,119.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.