Home / 85,626.96-118,165.43-47,389.14

Finding the Fourth Proportional to 85,626.96, 118,165.43 and 47,389.14

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Solution

The fourth proportional to 85,626.96, 118,165.43 and 47,389.14 is: 65,397.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,626.96 : 118,165.43 = 47,389.14 : x
  2. Step 2: Convert to fraction form
    85,626.96/118,165.43 = 47,389.14/x
  3. Step 3: Cross multiply
    85,626.96x = 118,165.43 × 47,389.14
  4. Step 4: Simplify right side
    85,626.96x = 5,599,758,057.73
  5. Step 5: Solve for x
    x = 5,599,758,057.73/85,626.96
  6. Step 6: Final answer
    x = 65,397.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.