Home / 104,562.81-144,297.27-56,816.13

Finding the Fourth Proportional to 104,562.81, 144,297.27 and 56,816.13

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Solution

The fourth proportional to 104,562.81, 144,297.27 and 56,816.13 is: 78,406.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,562.81 : 144,297.27 = 56,816.13 : x
  2. Step 2: Convert to fraction form
    104,562.81/144,297.27 = 56,816.13/x
  3. Step 3: Cross multiply
    104,562.81x = 144,297.27 × 56,816.13
  4. Step 4: Simplify right side
    104,562.81x = 8,198,412,450.97
  5. Step 5: Solve for x
    x = 8,198,412,450.97/104,562.81
  6. Step 6: Final answer
    x = 78,406.58

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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.