Home / 84,532.34-126,688.62-34,555.34

Finding the Fourth Proportional to 84,532.34, 126,688.62 and 34,555.34

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Solution

The fourth proportional to 84,532.34, 126,688.62 and 34,555.34 is: 51,788.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,532.34 : 126,688.62 = 34,555.34 : x
  2. Step 2: Convert to fraction form
    84,532.34/126,688.62 = 34,555.34/x
  3. Step 3: Cross multiply
    84,532.34x = 126,688.62 × 34,555.34
  4. Step 4: Simplify right side
    84,532.34x = 4,377,768,338.23
  5. Step 5: Solve for x
    x = 4,377,768,338.23/84,532.34
  6. Step 6: Final answer
    x = 51,788.09

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1.5x scale

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.