Home / 247,095.12-340,982.10-133,915.44

Finding the Fourth Proportional to 247,095.12, 340,982.10 and 133,915.44

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Solution

The fourth proportional to 247,095.12, 340,982.10 and 133,915.44 is: 184,798.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,095.12 : 340,982.10 = 133,915.44 : x
  2. Step 2: Convert to fraction form
    247,095.12/340,982.10 = 133,915.44/x
  3. Step 3: Cross multiply
    247,095.12x = 340,982.10 × 133,915.44
  4. Step 4: Simplify right side
    247,095.12x = 45,662,767,953.62
  5. Step 5: Solve for x
    x = 45,662,767,953.62/247,095.12
  6. Step 6: Final answer
    x = 184,798.34

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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.