Home / 72,869.22-100,562.58-41,038.02

Finding the Fourth Proportional to 72,869.22, 100,562.58 and 41,038.02

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Solution

The fourth proportional to 72,869.22, 100,562.58 and 41,038.02 is: 56,634.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,869.22 : 100,562.58 = 41,038.02 : x
  2. Step 2: Convert to fraction form
    72,869.22/100,562.58 = 41,038.02/x
  3. Step 3: Cross multiply
    72,869.22x = 100,562.58 × 41,038.02
  4. Step 4: Simplify right side
    72,869.22x = 4,126,889,169.29
  5. Step 5: Solve for x
    x = 4,126,889,169.29/72,869.22
  6. Step 6: Final answer
    x = 56,634.19

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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.