Home / 42,631.99-63,948.60-34,725.39

Finding the Fourth Proportional to 42,631.99, 63,948.60 and 34,725.39

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Solution

The fourth proportional to 42,631.99, 63,948.60 and 34,725.39 is: 52,088.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,631.99 : 63,948.60 = 34,725.39 : x
  2. Step 2: Convert to fraction form
    42,631.99/63,948.60 = 34,725.39/x
  3. Step 3: Cross multiply
    42,631.99x = 63,948.60 × 34,725.39
  4. Step 4: Simplify right side
    42,631.99x = 2,220,640,074.95
  5. Step 5: Solve for x
    x = 2,220,640,074.95/42,631.99
  6. Step 6: Final answer
    x = 52,088.59

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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.