Home / 71,423.42-98,565.21-41,215.01

Finding the Fourth Proportional to 71,423.42, 98,565.21 and 41,215.01

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Solution

The fourth proportional to 71,423.42, 98,565.21 and 41,215.01 is: 56,877.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,423.42 : 98,565.21 = 41,215.01 : x
  2. Step 2: Convert to fraction form
    71,423.42/98,565.21 = 41,215.01/x
  3. Step 3: Cross multiply
    71,423.42x = 98,565.21 × 41,215.01
  4. Step 4: Simplify right side
    71,423.42x = 4,062,365,622.98
  5. Step 5: Solve for x
    x = 4,062,365,622.98/71,423.42
  6. Step 6: Final answer
    x = 56,877.22

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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.