Home / 65,623.20-98,434.80-36,025.80

Finding the Fourth Proportional to 65,623.20, 98,434.80 and 36,025.80

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Solution

The fourth proportional to 65,623.20, 98,434.80 and 36,025.80 is: 54,038.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,623.20 : 98,434.80 = 36,025.80 : x
  2. Step 2: Convert to fraction form
    65,623.20/98,434.80 = 36,025.80/x
  3. Step 3: Cross multiply
    65,623.20x = 98,434.80 × 36,025.80
  4. Step 4: Simplify right side
    65,623.20x = 3,546,192,417.84
  5. Step 5: Solve for x
    x = 3,546,192,417.84/65,623.20
  6. Step 6: Final answer
    x = 54,038.70

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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.