Home / 284,110.48-426,265.08-126,323.92

Finding the Fourth Proportional to 284,110.48, 426,265.08 and 126,323.92

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Solution

The fourth proportional to 284,110.48, 426,265.08 and 126,323.92 is: 189,530.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,110.48 : 426,265.08 = 126,323.92 : x
  2. Step 2: Convert to fraction form
    284,110.48/426,265.08 = 126,323.92/x
  3. Step 3: Cross multiply
    284,110.48x = 426,265.08 × 126,323.92
  4. Step 4: Simplify right side
    284,110.48x = 53,847,475,864.71
  5. Step 5: Solve for x
    x = 53,847,475,864.71/284,110.48
  6. Step 6: Final answer
    x = 189,530.06

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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.