Home / 115,522.70-173,289.45-36,643.10

Finding the Fourth Proportional to 115,522.70, 173,289.45 and 36,643.10

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Solution

The fourth proportional to 115,522.70, 173,289.45 and 36,643.10 is: 54,966.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,522.70 : 173,289.45 = 36,643.10 : x
  2. Step 2: Convert to fraction form
    115,522.70/173,289.45 = 36,643.10/x
  3. Step 3: Cross multiply
    115,522.70x = 173,289.45 × 36,643.10
  4. Step 4: Simplify right side
    115,522.70x = 6,349,862,645.30
  5. Step 5: Solve for x
    x = 6,349,862,645.30/115,522.70
  6. Step 6: Final answer
    x = 54,966.36

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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.