Home / 145,984.56-218,976.36-35,176.56

Finding the Fourth Proportional to 145,984.56, 218,976.36 and 35,176.56

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Solution

The fourth proportional to 145,984.56, 218,976.36 and 35,176.56 is: 52,764.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,984.56 : 218,976.36 = 35,176.56 : x
  2. Step 2: Convert to fraction form
    145,984.56/218,976.36 = 35,176.56/x
  3. Step 3: Cross multiply
    145,984.56x = 218,976.36 × 35,176.56
  4. Step 4: Simplify right side
    145,984.56x = 7,702,835,066.12
  5. Step 5: Solve for x
    x = 7,702,835,066.12/145,984.56
  6. Step 6: Final answer
    x = 52,764.72

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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.