Home / 240,730.78-332,204.40-133,298.50

Finding the Fourth Proportional to 240,730.78, 332,204.40 and 133,298.50

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Solution

The fourth proportional to 240,730.78, 332,204.40 and 133,298.50 is: 183,949.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,730.78 : 332,204.40 = 133,298.50 : x
  2. Step 2: Convert to fraction form
    240,730.78/332,204.40 = 133,298.50/x
  3. Step 3: Cross multiply
    240,730.78x = 332,204.40 × 133,298.50
  4. Step 4: Simplify right side
    240,730.78x = 44,282,348,213.40
  5. Step 5: Solve for x
    x = 44,282,348,213.40/240,730.78
  6. Step 6: Final answer
    x = 183,949.67

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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.