Home / 251,421.69-376,883.43-118,063.23

Finding the Fourth Proportional to 251,421.69, 376,883.43 and 118,063.23

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Solution

The fourth proportional to 251,421.69, 376,883.43 and 118,063.23 is: 176,977.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,421.69 : 376,883.43 = 118,063.23 : x
  2. Step 2: Convert to fraction form
    251,421.69/376,883.43 = 118,063.23/x
  3. Step 3: Cross multiply
    251,421.69x = 376,883.43 × 118,063.23
  4. Step 4: Simplify right side
    251,421.69x = 44,496,075,079.28
  5. Step 5: Solve for x
    x = 44,496,075,079.28/251,421.69
  6. Step 6: Final answer
    x = 176,977.87

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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.