Home / 242,204.48-334,245.18-133,321.40

Finding the Fourth Proportional to 242,204.48, 334,245.18 and 133,321.40

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Solution

The fourth proportional to 242,204.48, 334,245.18 and 133,321.40 is: 183,985.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,204.48 : 334,245.18 = 133,321.40 : x
  2. Step 2: Convert to fraction form
    242,204.48/334,245.18 = 133,321.40/x
  3. Step 3: Cross multiply
    242,204.48x = 334,245.18 × 133,321.40
  4. Step 4: Simplify right side
    242,204.48x = 44,562,035,340.85
  5. Step 5: Solve for x
    x = 44,562,035,340.85/242,204.48
  6. Step 6: Final answer
    x = 183,985.18

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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.