Home / 115,446.79-173,126.07-55,458.18

Finding the Fourth Proportional to 115,446.79, 173,126.07 and 55,458.18

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Solution

The fourth proportional to 115,446.79, 173,126.07 and 55,458.18 is: 83,166.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,446.79 : 173,126.07 = 55,458.18 : x
  2. Step 2: Convert to fraction form
    115,446.79/173,126.07 = 55,458.18/x
  3. Step 3: Cross multiply
    115,446.79x = 173,126.07 × 55,458.18
  4. Step 4: Simplify right side
    115,446.79x = 9,601,256,109.86
  5. Step 5: Solve for x
    x = 9,601,256,109.86/115,446.79
  6. Step 6: Final answer
    x = 83,166.07

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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.