Home / 227,088.48-313,406.76-125,124.42

Finding the Fourth Proportional to 227,088.48, 313,406.76 and 125,124.42

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Solution

The fourth proportional to 227,088.48, 313,406.76 and 125,124.42 is: 172,685.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,088.48 : 313,406.76 = 125,124.42 : x
  2. Step 2: Convert to fraction form
    227,088.48/313,406.76 = 125,124.42/x
  3. Step 3: Cross multiply
    227,088.48x = 313,406.76 × 125,124.42
  4. Step 4: Simplify right side
    227,088.48x = 39,214,839,069.08
  5. Step 5: Solve for x
    x = 39,214,839,069.08/227,088.48
  6. Step 6: Final answer
    x = 172,685.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.