Home / 143,769.55-215,679.93-48,994.48

Finding the Fourth Proportional to 143,769.55, 215,679.93 and 48,994.48

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Solution

The fourth proportional to 143,769.55, 215,679.93 and 48,994.48 is: 73,500.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,769.55 : 215,679.93 = 48,994.48 : x
  2. Step 2: Convert to fraction form
    143,769.55/215,679.93 = 48,994.48/x
  3. Step 3: Cross multiply
    143,769.55x = 215,679.93 × 48,994.48
  4. Step 4: Simplify right side
    143,769.55x = 10,567,126,016.79
  5. Step 5: Solve for x
    x = 10,567,126,016.79/143,769.55
  6. Step 6: Final answer
    x = 73,500.45

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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.