Home / 252,317.47-378,047.77-152,267.43

Finding the Fourth Proportional to 252,317.47, 378,047.77 and 152,267.43

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Solution

The fourth proportional to 252,317.47, 378,047.77 and 152,267.43 is: 228,142.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,317.47 : 378,047.77 = 152,267.43 : x
  2. Step 2: Convert to fraction form
    252,317.47/378,047.77 = 152,267.43/x
  3. Step 3: Cross multiply
    252,317.47x = 378,047.77 × 152,267.43
  4. Step 4: Simplify right side
    252,317.47x = 57,564,362,355.13
  5. Step 5: Solve for x
    x = 57,564,362,355.13/252,317.47
  6. Step 6: Final answer
    x = 228,142.59

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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.