Home / 342,341.27-513,558.61-142,614.92

Finding the Fourth Proportional to 342,341.27, 513,558.61 and 142,614.92

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Solution

The fourth proportional to 342,341.27, 513,558.61 and 142,614.92 is: 213,941.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,341.27 : 513,558.61 = 142,614.92 : x
  2. Step 2: Convert to fraction form
    342,341.27/513,558.61 = 142,614.92/x
  3. Step 3: Cross multiply
    342,341.27x = 513,558.61 × 142,614.92
  4. Step 4: Simplify right side
    342,341.27x = 73,241,120,080.46
  5. Step 5: Solve for x
    x = 73,241,120,080.46/342,341.27
  6. Step 6: Final answer
    x = 213,941.84

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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.