Home / 96,313.60-133,044.96-87,371.20

Finding the Fourth Proportional to 96,313.60, 133,044.96 and 87,371.20

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Solution

The fourth proportional to 96,313.60, 133,044.96 and 87,371.20 is: 120,692.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,313.60 : 133,044.96 = 87,371.20 : x
  2. Step 2: Convert to fraction form
    96,313.60/133,044.96 = 87,371.20/x
  3. Step 3: Cross multiply
    96,313.60x = 133,044.96 × 87,371.20
  4. Step 4: Simplify right side
    96,313.60x = 11,624,297,809.15
  5. Step 5: Solve for x
    x = 11,624,297,809.15/96,313.60
  6. Step 6: Final answer
    x = 120,692.17

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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.