Home / 173,840.60-260,837.70-80,298.20

Finding the Fourth Proportional to 173,840.60, 260,837.70 and 80,298.20

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Solution

The fourth proportional to 173,840.60, 260,837.70 and 80,298.20 is: 120,482.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,840.60 : 260,837.70 = 80,298.20 : x
  2. Step 2: Convert to fraction form
    173,840.60/260,837.70 = 80,298.20/x
  3. Step 3: Cross multiply
    173,840.60x = 260,837.70 × 80,298.20
  4. Step 4: Simplify right side
    173,840.60x = 20,944,797,802.14
  5. Step 5: Solve for x
    x = 20,944,797,802.14/173,840.60
  6. Step 6: Final answer
    x = 120,482.77

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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.