Home / 251,987.40-377,981.10-232,741.80

Finding the Fourth Proportional to 251,987.40, 377,981.10 and 232,741.80

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Solution

The fourth proportional to 251,987.40, 377,981.10 and 232,741.80 is: 349,112.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,987.40 : 377,981.10 = 232,741.80 : x
  2. Step 2: Convert to fraction form
    251,987.40/377,981.10 = 232,741.80/x
  3. Step 3: Cross multiply
    251,987.40x = 377,981.10 × 232,741.80
  4. Step 4: Simplify right side
    251,987.40x = 87,972,001,579.98
  5. Step 5: Solve for x
    x = 87,972,001,579.98/251,987.40
  6. Step 6: Final answer
    x = 349,112.70

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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.