Home / 115,440.19-173,158.66-36,554.39

Finding the Fourth Proportional to 115,440.19, 173,158.66 and 36,554.39

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Solution

The fourth proportional to 115,440.19, 173,158.66 and 36,554.39 is: 54,831.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,440.19 : 173,158.66 = 36,554.39 : x
  2. Step 2: Convert to fraction form
    115,440.19/173,158.66 = 36,554.39/x
  3. Step 3: Cross multiply
    115,440.19x = 173,158.66 × 36,554.39
  4. Step 4: Simplify right side
    115,440.19x = 6,329,709,018.76
  5. Step 5: Solve for x
    x = 6,329,709,018.76/115,440.19
  6. Step 6: Final answer
    x = 54,831.07

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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.