Home / 75,347.40-113,021.10-62,214.60

Finding the Fourth Proportional to 75,347.40, 113,021.10 and 62,214.60

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Solution

The fourth proportional to 75,347.40, 113,021.10 and 62,214.60 is: 93,321.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,347.40 : 113,021.10 = 62,214.60 : x
  2. Step 2: Convert to fraction form
    75,347.40/113,021.10 = 62,214.60/x
  3. Step 3: Cross multiply
    75,347.40x = 113,021.10 × 62,214.60
  4. Step 4: Simplify right side
    75,347.40x = 7,031,562,528.06
  5. Step 5: Solve for x
    x = 7,031,562,528.06/75,347.40
  6. Step 6: Final answer
    x = 93,321.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.