Home / 119,362.62-179,041.35-56,147.72

Finding the Fourth Proportional to 119,362.62, 179,041.35 and 56,147.72

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Solution

The fourth proportional to 119,362.62, 179,041.35 and 56,147.72 is: 84,220.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,362.62 : 179,041.35 = 56,147.72 : x
  2. Step 2: Convert to fraction form
    119,362.62/179,041.35 = 56,147.72/x
  3. Step 3: Cross multiply
    119,362.62x = 179,041.35 × 56,147.72
  4. Step 4: Simplify right side
    119,362.62x = 10,052,763,810.87
  5. Step 5: Solve for x
    x = 10,052,763,810.87/119,362.62
  6. Step 6: Final answer
    x = 84,220.37

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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.