Home / 118,581.22-177,895.63-43,701.75

Finding the Fourth Proportional to 118,581.22, 177,895.63 and 43,701.75

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Solution

The fourth proportional to 118,581.22, 177,895.63 and 43,701.75 is: 65,561.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,581.22 : 177,895.63 = 43,701.75 : x
  2. Step 2: Convert to fraction form
    118,581.22/177,895.63 = 43,701.75/x
  3. Step 3: Cross multiply
    118,581.22x = 177,895.63 × 43,701.75
  4. Step 4: Simplify right side
    118,581.22x = 7,774,350,348.35
  5. Step 5: Solve for x
    x = 7,774,350,348.35/118,581.22
  6. Step 6: Final answer
    x = 65,561.40

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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.