Home / 252,488.26-348,441.09-139,318.30

Finding the Fourth Proportional to 252,488.26, 348,441.09 and 139,318.30

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Solution

The fourth proportional to 252,488.26, 348,441.09 and 139,318.30 is: 192,263.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,488.26 : 348,441.09 = 139,318.30 : x
  2. Step 2: Convert to fraction form
    252,488.26/348,441.09 = 139,318.30/x
  3. Step 3: Cross multiply
    252,488.26x = 348,441.09 × 139,318.30
  4. Step 4: Simplify right side
    252,488.26x = 48,544,219,612.36
  5. Step 5: Solve for x
    x = 48,544,219,612.36/252,488.26
  6. Step 6: Final answer
    x = 192,263.27

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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.