Home / 145,310.82-218,001.36-50,527.32

Finding the Fourth Proportional to 145,310.82, 218,001.36 and 50,527.32

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Solution

The fourth proportional to 145,310.82, 218,001.36 and 50,527.32 is: 75,803.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,310.82 : 218,001.36 = 50,527.32 : x
  2. Step 2: Convert to fraction form
    145,310.82/218,001.36 = 50,527.32/x
  3. Step 3: Cross multiply
    145,310.82x = 218,001.36 × 50,527.32
  4. Step 4: Simplify right side
    145,310.82x = 11,015,024,477.16
  5. Step 5: Solve for x
    x = 11,015,024,477.16/145,310.82
  6. Step 6: Final answer
    x = 75,803.20

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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.