Home / 375,282.28-562,981.74-126,022.60

Finding the Fourth Proportional to 375,282.28, 562,981.74 and 126,022.60

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Solution

The fourth proportional to 375,282.28, 562,981.74 and 126,022.60 is: 189,053.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,282.28 : 562,981.74 = 126,022.60 : x
  2. Step 2: Convert to fraction form
    375,282.28/562,981.74 = 126,022.60/x
  3. Step 3: Cross multiply
    375,282.28x = 562,981.74 × 126,022.60
  4. Step 4: Simplify right side
    375,282.28x = 70,948,423,567.34
  5. Step 5: Solve for x
    x = 70,948,423,567.34/375,282.28
  6. Step 6: Final answer
    x = 189,053.49

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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.