Home / 42,163.93-63,099.18-26,145.98

Finding the Fourth Proportional to 42,163.93, 63,099.18 and 26,145.98

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Solution

The fourth proportional to 42,163.93, 63,099.18 and 26,145.98 is: 39,127.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,163.93 : 63,099.18 = 26,145.98 : x
  2. Step 2: Convert to fraction form
    42,163.93/63,099.18 = 26,145.98/x
  3. Step 3: Cross multiply
    42,163.93x = 63,099.18 × 26,145.98
  4. Step 4: Simplify right side
    42,163.93x = 1,649,789,898.30
  5. Step 5: Solve for x
    x = 1,649,789,898.30/42,163.93
  6. Step 6: Final answer
    x = 39,127.99

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1.5x scale

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.