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Finding the Fourth Proportional to 350,136.01, 525,093.85 and 113,423.77

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Solution

The fourth proportional to 350,136.01, 525,093.85 and 113,423.77 is: 170,099.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,136.01 : 525,093.85 = 113,423.77 : x
  2. Step 2: Convert to fraction form
    350,136.01/525,093.85 = 113,423.77/x
  3. Step 3: Cross multiply
    350,136.01x = 525,093.85 × 113,423.77
  4. Step 4: Simplify right side
    350,136.01x = 59,558,124,070.81
  5. Step 5: Solve for x
    x = 59,558,124,070.81/350,136.01
  6. Step 6: Final answer
    x = 170,099.97

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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.