Home / 251,521.18-377,282.57-157,830.10

Finding the Fourth Proportional to 251,521.18, 377,282.57 and 157,830.10

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Solution

The fourth proportional to 251,521.18, 377,282.57 and 157,830.10 is: 236,745.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,521.18 : 377,282.57 = 157,830.10 : x
  2. Step 2: Convert to fraction form
    251,521.18/377,282.57 = 157,830.10/x
  3. Step 3: Cross multiply
    251,521.18x = 377,282.57 × 157,830.10
  4. Step 4: Simplify right side
    251,521.18x = 59,546,545,202.73
  5. Step 5: Solve for x
    x = 59,546,545,202.73/251,521.18
  6. Step 6: Final answer
    x = 236,745.65

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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.