Home / 252,216.94-348,061.72-139,043.74

Finding the Fourth Proportional to 252,216.94, 348,061.72 and 139,043.74

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Solution

The fourth proportional to 252,216.94, 348,061.72 and 139,043.74 is: 191,881.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,216.94 : 348,061.72 = 139,043.74 : x
  2. Step 2: Convert to fraction form
    252,216.94/348,061.72 = 139,043.74/x
  3. Step 3: Cross multiply
    252,216.94x = 348,061.72 × 139,043.74
  4. Step 4: Simplify right side
    252,216.94x = 48,395,803,299.63
  5. Step 5: Solve for x
    x = 48,395,803,299.63/252,216.94
  6. Step 6: Final answer
    x = 191,881.65

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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.