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Finding the Fourth Proportional to 89,679.77, 134,472.95 and 33,473.66

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Solution

The fourth proportional to 89,679.77, 134,472.95 and 33,473.66 is: 50,193.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,679.77 : 134,472.95 = 33,473.66 : x
  2. Step 2: Convert to fraction form
    89,679.77/134,472.95 = 33,473.66/x
  3. Step 3: Cross multiply
    89,679.77x = 134,472.95 × 33,473.66
  4. Step 4: Simplify right side
    89,679.77x = 4,501,301,807.50
  5. Step 5: Solve for x
    x = 4,501,301,807.50/89,679.77
  6. Step 6: Final answer
    x = 50,193.06

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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.