Home / 74,392.28-102,635.67-47,550.50

Finding the Fourth Proportional to 74,392.28, 102,635.67 and 47,550.50

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Solution

The fourth proportional to 74,392.28, 102,635.67 and 47,550.50 is: 65,603.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,392.28 : 102,635.67 = 47,550.50 : x
  2. Step 2: Convert to fraction form
    74,392.28/102,635.67 = 47,550.50/x
  3. Step 3: Cross multiply
    74,392.28x = 102,635.67 × 47,550.50
  4. Step 4: Simplify right side
    74,392.28x = 4,880,377,426.34
  5. Step 5: Solve for x
    x = 4,880,377,426.34/74,392.28
  6. Step 6: Final answer
    x = 65,603.28

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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.