Home / 252,606.20-348,596.87-139,428.95

Finding the Fourth Proportional to 252,606.20, 348,596.87 and 139,428.95

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Solution

The fourth proportional to 252,606.20, 348,596.87 and 139,428.95 is: 192,412.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,606.20 : 348,596.87 = 139,428.95 : x
  2. Step 2: Convert to fraction form
    252,606.20/348,596.87 = 139,428.95/x
  3. Step 3: Cross multiply
    252,606.20x = 348,596.87 × 139,428.95
  4. Step 4: Simplify right side
    252,606.20x = 48,604,493,117.26
  5. Step 5: Solve for x
    x = 48,604,493,117.26/252,606.20
  6. Step 6: Final answer
    x = 192,412.12

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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.