Home / 342,526.59-513,839.10-105,887.73

Finding the Fourth Proportional to 342,526.59, 513,839.10 and 105,887.73

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Solution

The fourth proportional to 342,526.59, 513,839.10 and 105,887.73 is: 158,846.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,526.59 : 513,839.10 = 105,887.73 : x
  2. Step 2: Convert to fraction form
    342,526.59/513,839.10 = 105,887.73/x
  3. Step 3: Cross multiply
    342,526.59x = 513,839.10 × 105,887.73
  4. Step 4: Simplify right side
    342,526.59x = 54,409,255,884.24
  5. Step 5: Solve for x
    x = 54,409,255,884.24/342,526.59
  6. Step 6: Final answer
    x = 158,846.81

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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.