Home / 65,475.35-90,358.36-36,795.58

Finding the Fourth Proportional to 65,475.35, 90,358.36 and 36,795.58

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Solution

The fourth proportional to 65,475.35, 90,358.36 and 36,795.58 is: 50,779.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,475.35 : 90,358.36 = 36,795.58 : x
  2. Step 2: Convert to fraction form
    65,475.35/90,358.36 = 36,795.58/x
  3. Step 3: Cross multiply
    65,475.35x = 90,358.36 × 36,795.58
  4. Step 4: Simplify right side
    65,475.35x = 3,324,788,301.98
  5. Step 5: Solve for x
    x = 3,324,788,301.98/65,475.35
  6. Step 6: Final answer
    x = 50,779.24

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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.