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Finding the Fourth Proportional to 273,578.88, 377,547.84 and 158,848.64

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Solution

The fourth proportional to 273,578.88, 377,547.84 and 158,848.64 is: 219,216.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,578.88 : 377,547.84 = 158,848.64 : x
  2. Step 2: Convert to fraction form
    273,578.88/377,547.84 = 158,848.64/x
  3. Step 3: Cross multiply
    273,578.88x = 377,547.84 × 158,848.64
  4. Step 4: Simplify right side
    273,578.88x = 59,972,960,918.94
  5. Step 5: Solve for x
    x = 59,972,960,918.94/273,578.88
  6. Step 6: Final answer
    x = 219,216.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.