Home / 62,105.66-85,707.35-33,812.90

Finding the Fourth Proportional to 62,105.66, 85,707.35 and 33,812.90

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Solution

The fourth proportional to 62,105.66, 85,707.35 and 33,812.90 is: 46,662.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,105.66 : 85,707.35 = 33,812.90 : x
  2. Step 2: Convert to fraction form
    62,105.66/85,707.35 = 33,812.90/x
  3. Step 3: Cross multiply
    62,105.66x = 85,707.35 × 33,812.90
  4. Step 4: Simplify right side
    62,105.66x = 2,898,013,457.21
  5. Step 5: Solve for x
    x = 2,898,013,457.21/62,105.66
  6. Step 6: Final answer
    x = 46,662.63

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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.