Home / 376,631.78-564,964.74-106,779.26

Finding the Fourth Proportional to 376,631.78, 564,964.74 and 106,779.26

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Solution

The fourth proportional to 376,631.78, 564,964.74 and 106,779.26 is: 160,173.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,631.78 : 564,964.74 = 106,779.26 : x
  2. Step 2: Convert to fraction form
    376,631.78/564,964.74 = 106,779.26/x
  3. Step 3: Cross multiply
    376,631.78x = 564,964.74 × 106,779.26
  4. Step 4: Simplify right side
    376,631.78x = 60,326,516,863.29
  5. Step 5: Solve for x
    x = 60,326,516,863.29/376,631.78
  6. Step 6: Final answer
    x = 160,173.73

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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.