Home / 266,484.06-399,883.50-98,122.59

Finding the Fourth Proportional to 266,484.06, 399,883.50 and 98,122.59

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Solution

The fourth proportional to 266,484.06, 399,883.50 and 98,122.59 is: 147,241.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,484.06 : 399,883.50 = 98,122.59 : x
  2. Step 2: Convert to fraction form
    266,484.06/399,883.50 = 98,122.59/x
  3. Step 3: Cross multiply
    266,484.06x = 399,883.50 × 98,122.59
  4. Step 4: Simplify right side
    266,484.06x = 39,237,604,718.27
  5. Step 5: Solve for x
    x = 39,237,604,718.27/266,484.06
  6. Step 6: Final answer
    x = 147,241.85

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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.