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Finding the Fourth Proportional to 84,010.60, 126,027.90 and 24,838.60

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Solution

The fourth proportional to 84,010.60, 126,027.90 and 24,838.60 is: 37,261.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,010.60 : 126,027.90 = 24,838.60 : x
  2. Step 2: Convert to fraction form
    84,010.60/126,027.90 = 24,838.60/x
  3. Step 3: Cross multiply
    84,010.60x = 126,027.90 × 24,838.60
  4. Step 4: Simplify right side
    84,010.60x = 3,130,356,596.94
  5. Step 5: Solve for x
    x = 3,130,356,596.94/84,010.60
  6. Step 6: Final answer
    x = 37,261.45

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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.