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Finding the Fourth Proportional to 110,519.91, 152,542.07 and 70,225.80

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Solution

The fourth proportional to 110,519.91, 152,542.07 and 70,225.80 is: 96,927.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,519.91 : 152,542.07 = 70,225.80 : x
  2. Step 2: Convert to fraction form
    110,519.91/152,542.07 = 70,225.80/x
  3. Step 3: Cross multiply
    110,519.91x = 152,542.07 × 70,225.80
  4. Step 4: Simplify right side
    110,519.91x = 10,712,388,899.41
  5. Step 5: Solve for x
    x = 10,712,388,899.41/110,519.91
  6. Step 6: Final answer
    x = 96,927.23

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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.