Home / 65,302.15-90,110.67-36,622.98

Finding the Fourth Proportional to 65,302.15, 90,110.67 and 36,622.98

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Solution

The fourth proportional to 65,302.15, 90,110.67 and 36,622.98 is: 50,536.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,302.15 : 90,110.67 = 36,622.98 : x
  2. Step 2: Convert to fraction form
    65,302.15/90,110.67 = 36,622.98/x
  3. Step 3: Cross multiply
    65,302.15x = 90,110.67 × 36,622.98
  4. Step 4: Simplify right side
    65,302.15x = 3,300,121,265.20
  5. Step 5: Solve for x
    x = 3,300,121,265.20/65,302.15
  6. Step 6: Final answer
    x = 50,536.18

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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.