Home / 248,131.38-342,311.49-152,581.62

Finding the Fourth Proportional to 248,131.38, 342,311.49 and 152,581.62

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Solution

The fourth proportional to 248,131.38, 342,311.49 and 152,581.62 is: 210,495.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,131.38 : 342,311.49 = 152,581.62 : x
  2. Step 2: Convert to fraction form
    248,131.38/342,311.49 = 152,581.62/x
  3. Step 3: Cross multiply
    248,131.38x = 342,311.49 × 152,581.62
  4. Step 4: Simplify right side
    248,131.38x = 52,230,441,688.81
  5. Step 5: Solve for x
    x = 52,230,441,688.81/248,131.38
  6. Step 6: Final answer
    x = 210,495.11

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1.5x scale

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.