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Finding the Fourth Proportional to 71,347.83, 98,459.75 and 41,133.01

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Solution

The fourth proportional to 71,347.83, 98,459.75 and 41,133.01 is: 56,763.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,347.83 : 98,459.75 = 41,133.01 : x
  2. Step 2: Convert to fraction form
    71,347.83/98,459.75 = 41,133.01/x
  3. Step 3: Cross multiply
    71,347.83x = 98,459.75 × 41,133.01
  4. Step 4: Simplify right side
    71,347.83x = 4,049,945,881.35
  5. Step 5: Solve for x
    x = 4,049,945,881.35/71,347.83
  6. Step 6: Final answer
    x = 56,763.41

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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.