Home / 243,040.20-364,301.10-93,222.60

Finding the Fourth Proportional to 243,040.20, 364,301.10 and 93,222.60

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Solution

The fourth proportional to 243,040.20, 364,301.10 and 93,222.60 is: 139,734.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,040.20 : 364,301.10 = 93,222.60 : x
  2. Step 2: Convert to fraction form
    243,040.20/364,301.10 = 93,222.60/x
  3. Step 3: Cross multiply
    243,040.20x = 364,301.10 × 93,222.60
  4. Step 4: Simplify right side
    243,040.20x = 33,961,095,724.86
  5. Step 5: Solve for x
    x = 33,961,095,724.86/243,040.20
  6. Step 6: Final answer
    x = 139,734.48

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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.