Home / 376,071.06-564,124.82-123,329.20

Finding the Fourth Proportional to 376,071.06, 564,124.82 and 123,329.20

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Solution

The fourth proportional to 376,071.06, 564,124.82 and 123,329.20 is: 184,999.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,071.06 : 564,124.82 = 123,329.20 : x
  2. Step 2: Convert to fraction form
    376,071.06/564,124.82 = 123,329.20/x
  3. Step 3: Cross multiply
    376,071.06x = 564,124.82 × 123,329.20
  4. Step 4: Simplify right side
    376,071.06x = 69,573,062,750.74
  5. Step 5: Solve for x
    x = 69,573,062,750.74/376,071.06
  6. Step 6: Final answer
    x = 184,999.78

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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.