Home / 71,345.84-98,457.03-41,131.01

Finding the Fourth Proportional to 71,345.84, 98,457.03 and 41,131.01

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Solution

The fourth proportional to 71,345.84, 98,457.03 and 41,131.01 is: 56,760.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,345.84 : 98,457.03 = 41,131.01 : x
  2. Step 2: Convert to fraction form
    71,345.84/98,457.03 = 41,131.01/x
  3. Step 3: Cross multiply
    71,345.84x = 98,457.03 × 41,131.01
  4. Step 4: Simplify right side
    71,345.84x = 4,049,636,593.22
  5. Step 5: Solve for x
    x = 4,049,636,593.22/71,345.84
  6. Step 6: Final answer
    x = 56,760.66

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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.