Home / 251,990.43-377,795.58-152,126.88

Finding the Fourth Proportional to 251,990.43, 377,795.58 and 152,126.88

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Solution

The fourth proportional to 251,990.43, 377,795.58 and 152,126.88 is: 228,075.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,990.43 : 377,795.58 = 152,126.88 : x
  2. Step 2: Convert to fraction form
    251,990.43/377,795.58 = 152,126.88/x
  3. Step 3: Cross multiply
    251,990.43x = 377,795.58 × 152,126.88
  4. Step 4: Simplify right side
    251,990.43x = 57,472,862,863.19
  5. Step 5: Solve for x
    x = 57,472,862,863.19/251,990.43
  6. Step 6: Final answer
    x = 228,075.58

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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.