Home / 376,018.10-564,080.75-123,318.36

Finding the Fourth Proportional to 376,018.10, 564,080.75 and 123,318.36

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Solution

The fourth proportional to 376,018.10, 564,080.75 and 123,318.36 is: 184,995.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,018.10 : 564,080.75 = 123,318.36 : x
  2. Step 2: Convert to fraction form
    376,018.10/564,080.75 = 123,318.36/x
  3. Step 3: Cross multiply
    376,018.10x = 564,080.75 × 123,318.36
  4. Step 4: Simplify right side
    376,018.10x = 69,561,514,074.49
  5. Step 5: Solve for x
    x = 69,561,514,074.49/376,018.10
  6. Step 6: Final answer
    x = 184,995.12

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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.