Home / 425,106.20-586,639.42-234,137.36

Finding the Fourth Proportional to 425,106.20, 586,639.42 and 234,137.36

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Solution

The fourth proportional to 425,106.20, 586,639.42 and 234,137.36 is: 323,105.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,106.20 : 586,639.42 = 234,137.36 : x
  2. Step 2: Convert to fraction form
    425,106.20/586,639.42 = 234,137.36/x
  3. Step 3: Cross multiply
    425,106.20x = 586,639.42 × 234,137.36
  4. Step 4: Simplify right side
    425,106.20x = 137,354,205,070.73
  5. Step 5: Solve for x
    x = 137,354,205,070.73/425,106.20
  6. Step 6: Final answer
    x = 323,105.63

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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.