Home / 252,262.95-348,121.16-139,085.70

Finding the Fourth Proportional to 252,262.95, 348,121.16 and 139,085.70

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Solution

The fourth proportional to 252,262.95, 348,121.16 and 139,085.70 is: 191,937.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,262.95 : 348,121.16 = 139,085.70 : x
  2. Step 2: Convert to fraction form
    252,262.95/348,121.16 = 139,085.70/x
  3. Step 3: Cross multiply
    252,262.95x = 348,121.16 × 139,085.70
  4. Step 4: Simplify right side
    252,262.95x = 48,418,674,527.98
  5. Step 5: Solve for x
    x = 48,418,674,527.98/252,262.95
  6. Step 6: Final answer
    x = 191,937.32

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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.