Home / 143,897.55-215,865.99-49,102.23

Finding the Fourth Proportional to 143,897.55, 215,865.99 and 49,102.23

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Solution

The fourth proportional to 143,897.55, 215,865.99 and 49,102.23 is: 73,660.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,897.55 : 215,865.99 = 49,102.23 : x
  2. Step 2: Convert to fraction form
    143,897.55/215,865.99 = 49,102.23/x
  3. Step 3: Cross multiply
    143,897.55x = 215,865.99 × 49,102.23
  4. Step 4: Simplify right side
    143,897.55x = 10,599,501,490.16
  5. Step 5: Solve for x
    x = 10,599,501,490.16/143,897.55
  6. Step 6: Final answer
    x = 73,660.06

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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.