Home / 349,264.53-523,993.50-139,050.09

Finding the Fourth Proportional to 349,264.53, 523,993.50 and 139,050.09

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Solution

The fourth proportional to 349,264.53, 523,993.50 and 139,050.09 is: 208,613.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,264.53 : 523,993.50 = 139,050.09 : x
  2. Step 2: Convert to fraction form
    349,264.53/523,993.50 = 139,050.09/x
  3. Step 3: Cross multiply
    349,264.53x = 523,993.50 × 139,050.09
  4. Step 4: Simplify right side
    349,264.53x = 72,861,343,334.42
  5. Step 5: Solve for x
    x = 72,861,343,334.42/349,264.53
  6. Step 6: Final answer
    x = 208,613.64

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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.