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Finding the Fourth Proportional to 225,573.50, 338,360.26 and 67,802.10

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Solution

The fourth proportional to 225,573.50, 338,360.26 and 67,802.10 is: 101,703.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,573.50 : 338,360.26 = 67,802.10 : x
  2. Step 2: Convert to fraction form
    225,573.50/338,360.26 = 67,802.10/x
  3. Step 3: Cross multiply
    225,573.50x = 338,360.26 × 67,802.10
  4. Step 4: Simplify right side
    225,573.50x = 22,941,536,184.55
  5. Step 5: Solve for x
    x = 22,941,536,184.55/225,573.50
  6. Step 6: Final answer
    x = 101,703.15

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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.