Home / 153,337.09-229,932.87-53,485.15

Finding the Fourth Proportional to 153,337.09, 229,932.87 and 53,485.15

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Solution

The fourth proportional to 153,337.09, 229,932.87 and 53,485.15 is: 80,202.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,337.09 : 229,932.87 = 53,485.15 : x
  2. Step 2: Convert to fraction form
    153,337.09/229,932.87 = 53,485.15/x
  3. Step 3: Cross multiply
    153,337.09x = 229,932.87 × 53,485.15
  4. Step 4: Simplify right side
    153,337.09x = 12,297,994,041.88
  5. Step 5: Solve for x
    x = 12,297,994,041.88/153,337.09
  6. Step 6: Final answer
    x = 80,202.34

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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.