Home / 89,263.80-133,895.57-36,636.21

Finding the Fourth Proportional to 89,263.80, 133,895.57 and 36,636.21

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Solution

The fourth proportional to 89,263.80, 133,895.57 and 36,636.21 is: 54,954.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,263.80 : 133,895.57 = 36,636.21 : x
  2. Step 2: Convert to fraction form
    89,263.80/133,895.57 = 36,636.21/x
  3. Step 3: Cross multiply
    89,263.80x = 133,895.57 × 36,636.21
  4. Step 4: Simplify right side
    89,263.80x = 4,905,426,037.41
  5. Step 5: Solve for x
    x = 4,905,426,037.41/89,263.80
  6. Step 6: Final answer
    x = 54,954.26

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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.