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Finding the Fourth Proportional to 59,901.36, 82,611.36 and 47,960.34

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Solution

The fourth proportional to 59,901.36, 82,611.36 and 47,960.34 is: 66,143.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,901.36 : 82,611.36 = 47,960.34 : x
  2. Step 2: Convert to fraction form
    59,901.36/82,611.36 = 47,960.34/x
  3. Step 3: Cross multiply
    59,901.36x = 82,611.36 × 47,960.34
  4. Step 4: Simplify right side
    59,901.36x = 3,962,068,913.46
  5. Step 5: Solve for x
    x = 3,962,068,913.46/59,901.36
  6. Step 6: Final answer
    x = 66,143.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.