Home / 52,457.38-78,686.64-41,993.92

Finding the Fourth Proportional to 52,457.38, 78,686.64 and 41,993.92

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Solution

The fourth proportional to 52,457.38, 78,686.64 and 41,993.92 is: 62,991.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,457.38 : 78,686.64 = 41,993.92 : x
  2. Step 2: Convert to fraction form
    52,457.38/78,686.64 = 41,993.92/x
  3. Step 3: Cross multiply
    52,457.38x = 78,686.64 × 41,993.92
  4. Step 4: Simplify right side
    52,457.38x = 3,304,360,465.23
  5. Step 5: Solve for x
    x = 3,304,360,465.23/52,457.38
  6. Step 6: Final answer
    x = 62,991.34

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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.