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Finding the Fourth Proportional to 88,745.70, 133,086.15 and 29,583.30

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Solution

The fourth proportional to 88,745.70, 133,086.15 and 29,583.30 is: 44,364.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,745.70 : 133,086.15 = 29,583.30 : x
  2. Step 2: Convert to fraction form
    88,745.70/133,086.15 = 29,583.30/x
  3. Step 3: Cross multiply
    88,745.70x = 133,086.15 × 29,583.30
  4. Step 4: Simplify right side
    88,745.70x = 3,937,127,501.30
  5. Step 5: Solve for x
    x = 3,937,127,501.30/88,745.70
  6. Step 6: Final answer
    x = 44,364.15

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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.