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Finding the Fourth Proportional to 243,245.40, 364,868.09 and 110,122.71

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Solution

The fourth proportional to 243,245.40, 364,868.09 and 110,122.71 is: 165,184.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,245.40 : 364,868.09 = 110,122.71 : x
  2. Step 2: Convert to fraction form
    243,245.40/364,868.09 = 110,122.71/x
  3. Step 3: Cross multiply
    243,245.40x = 364,868.09 × 110,122.71
  4. Step 4: Simplify right side
    243,245.40x = 40,180,262,312.71
  5. Step 5: Solve for x
    x = 40,180,262,312.71/243,245.40
  6. Step 6: Final answer
    x = 165,184.06

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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.