Home / 114,430.40-171,647.20-35,539.64

Finding the Fourth Proportional to 114,430.40, 171,647.20 and 35,539.64

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Solution

The fourth proportional to 114,430.40, 171,647.20 and 35,539.64 is: 53,309.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,430.40 : 171,647.20 = 35,539.64 : x
  2. Step 2: Convert to fraction form
    114,430.40/171,647.20 = 35,539.64/x
  3. Step 3: Cross multiply
    114,430.40x = 171,647.20 × 35,539.64
  4. Step 4: Simplify right side
    114,430.40x = 6,100,279,695.01
  5. Step 5: Solve for x
    x = 6,100,279,695.01/114,430.40
  6. Step 6: Final answer
    x = 53,309.96

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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.