Home / 252,313.23-378,041.42-152,263.20

Finding the Fourth Proportional to 252,313.23, 378,041.42 and 152,263.20

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Solution

The fourth proportional to 252,313.23, 378,041.42 and 152,263.20 is: 228,136.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,313.23 : 378,041.42 = 152,263.20 : x
  2. Step 2: Convert to fraction form
    252,313.23/378,041.42 = 152,263.20/x
  3. Step 3: Cross multiply
    252,313.23x = 378,041.42 × 152,263.20
  4. Step 4: Simplify right side
    252,313.23x = 57,561,796,013.57
  5. Step 5: Solve for x
    x = 57,561,796,013.57/252,313.23
  6. Step 6: Final answer
    x = 228,136.25

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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.