Home / 252,314.47-378,043.27-152,264.43

Finding the Fourth Proportional to 252,314.47, 378,043.27 and 152,264.43

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Solution

The fourth proportional to 252,314.47, 378,043.27 and 152,264.43 is: 228,138.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,314.47 : 378,043.27 = 152,264.43 : x
  2. Step 2: Convert to fraction form
    252,314.47/378,043.27 = 152,264.43/x
  3. Step 3: Cross multiply
    252,314.47x = 378,043.27 × 152,264.43
  4. Step 4: Simplify right side
    252,314.47x = 57,562,543,021.89
  5. Step 5: Solve for x
    x = 57,562,543,021.89/252,314.47
  6. Step 6: Final answer
    x = 228,138.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.