Home / 375,282.16-562,981.55-126,022.48

Finding the Fourth Proportional to 375,282.16, 562,981.55 and 126,022.48

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Solution

The fourth proportional to 375,282.16, 562,981.55 and 126,022.48 is: 189,053.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,282.16 : 562,981.55 = 126,022.48 : x
  2. Step 2: Convert to fraction form
    375,282.16/562,981.55 = 126,022.48/x
  3. Step 3: Cross multiply
    375,282.16x = 562,981.55 × 126,022.48
  4. Step 4: Simplify right side
    375,282.16x = 70,948,331,125.24
  5. Step 5: Solve for x
    x = 70,948,331,125.24/375,282.16
  6. Step 6: Final answer
    x = 189,053.30

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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.