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Finding the Fourth Proportional to 67,206.11, 100,803.29 and 22,828.23

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Solution

The fourth proportional to 67,206.11, 100,803.29 and 22,828.23 is: 34,240.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,206.11 : 100,803.29 = 22,828.23 : x
  2. Step 2: Convert to fraction form
    67,206.11/100,803.29 = 22,828.23/x
  3. Step 3: Cross multiply
    67,206.11x = 100,803.29 × 22,828.23
  4. Step 4: Simplify right side
    67,206.11x = 2,301,160,574.74
  5. Step 5: Solve for x
    x = 2,301,160,574.74/67,206.11
  6. Step 6: Final answer
    x = 34,240.35

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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.