Home / 62,243.13-85,679.57-47,109.09

Finding the Fourth Proportional to 62,243.13, 85,679.57 and 47,109.09

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Solution

The fourth proportional to 62,243.13, 85,679.57 and 47,109.09 is: 64,847.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,243.13 : 85,679.57 = 47,109.09 : x
  2. Step 2: Convert to fraction form
    62,243.13/85,679.57 = 47,109.09/x
  3. Step 3: Cross multiply
    62,243.13x = 85,679.57 × 47,109.09
  4. Step 4: Simplify right side
    62,243.13x = 4,036,287,013.36
  5. Step 5: Solve for x
    x = 4,036,287,013.36/62,243.13
  6. Step 6: Final answer
    x = 64,847.10

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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.