Home / 252,430.48-348,352.20-139,250.64

Finding the Fourth Proportional to 252,430.48, 348,352.20 and 139,250.64

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Solution

The fourth proportional to 252,430.48, 348,352.20 and 139,250.64 is: 192,164.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,430.48 : 348,352.20 = 139,250.64 : x
  2. Step 2: Convert to fraction form
    252,430.48/348,352.20 = 139,250.64/x
  3. Step 3: Cross multiply
    252,430.48x = 348,352.20 × 139,250.64
  4. Step 4: Simplify right side
    252,430.48x = 48,508,266,795.41
  5. Step 5: Solve for x
    x = 48,508,266,795.41/252,430.48
  6. Step 6: Final answer
    x = 192,164.86

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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.