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Finding the Fourth Proportional to 92,710.60, 139,076.70 and 33,574.12

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Solution

The fourth proportional to 92,710.60, 139,076.70 and 33,574.12 is: 50,365.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,710.60 : 139,076.70 = 33,574.12 : x
  2. Step 2: Convert to fraction form
    92,710.60/139,076.70 = 33,574.12/x
  3. Step 3: Cross multiply
    92,710.60x = 139,076.70 × 33,574.12
  4. Step 4: Simplify right side
    92,710.60x = 4,669,377,815.00
  5. Step 5: Solve for x
    x = 4,669,377,815.00/92,710.60
  6. Step 6: Final answer
    x = 50,365.09

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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.