Home / 349,136.92-523,792.86-112,474.36

Finding the Fourth Proportional to 349,136.92, 523,792.86 and 112,474.36

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Solution

The fourth proportional to 349,136.92, 523,792.86 and 112,474.36 is: 168,739.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,136.92 : 523,792.86 = 112,474.36 : x
  2. Step 2: Convert to fraction form
    349,136.92/523,792.86 = 112,474.36/x
  3. Step 3: Cross multiply
    349,136.92x = 523,792.86 × 112,474.36
  4. Step 4: Simplify right side
    349,136.92x = 58,913,266,701.07
  5. Step 5: Solve for x
    x = 58,913,266,701.07/349,136.92
  6. Step 6: Final answer
    x = 168,739.72

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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.