Home / 89,087.09-133,649.73-25,908.30

Finding the Fourth Proportional to 89,087.09, 133,649.73 and 25,908.30

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Solution

The fourth proportional to 89,087.09, 133,649.73 and 25,908.30 is: 38,868.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,087.09 : 133,649.73 = 25,908.30 : x
  2. Step 2: Convert to fraction form
    89,087.09/133,649.73 = 25,908.30/x
  3. Step 3: Cross multiply
    89,087.09x = 133,649.73 × 25,908.30
  4. Step 4: Simplify right side
    89,087.09x = 3,462,637,299.76
  5. Step 5: Solve for x
    x = 3,462,637,299.76/89,087.09
  6. Step 6: Final answer
    x = 38,868.01

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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.