Home / 89,038.08-133,564.07-25,859.24

Finding the Fourth Proportional to 89,038.08, 133,564.07 and 25,859.24

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Solution

The fourth proportional to 89,038.08, 133,564.07 and 25,859.24 is: 38,790.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,038.08 : 133,564.07 = 25,859.24 : x
  2. Step 2: Convert to fraction form
    89,038.08/133,564.07 = 25,859.24/x
  3. Step 3: Cross multiply
    89,038.08x = 133,564.07 × 25,859.24
  4. Step 4: Simplify right side
    89,038.08x = 3,453,865,341.51
  5. Step 5: Solve for x
    x = 3,453,865,341.51/89,038.08
  6. Step 6: Final answer
    x = 38,790.88

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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.