Home / 42,112.04-63,201.06-29,379

Finding the Fourth Proportional to 42,112.04, 63,201.06 and 29,379

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Solution

The fourth proportional to 42,112.04, 63,201.06 and 29,379 is: 44,091.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,112.04 : 63,201.06 = 29,379 : x
  2. Step 2: Convert to fraction form
    42,112.04/63,201.06 = 29,379/x
  3. Step 3: Cross multiply
    42,112.04x = 63,201.06 × 29,379
  4. Step 4: Simplify right side
    42,112.04x = 1,856,783,941.74
  5. Step 5: Solve for x
    x = 1,856,783,941.74/42,112.04
  6. Step 6: Final answer
    x = 44,091.52

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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.