Home / 119,858.48-179,820.84-52,396.40

Finding the Fourth Proportional to 119,858.48, 179,820.84 and 52,396.40

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Solution

The fourth proportional to 119,858.48, 179,820.84 and 52,396.40 is: 78,609.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,858.48 : 179,820.84 = 52,396.40 : x
  2. Step 2: Convert to fraction form
    119,858.48/179,820.84 = 52,396.40/x
  3. Step 3: Cross multiply
    119,858.48x = 179,820.84 × 52,396.40
  4. Step 4: Simplify right side
    119,858.48x = 9,421,964,660.98
  5. Step 5: Solve for x
    x = 9,421,964,660.98/119,858.48
  6. Step 6: Final answer
    x = 78,609.08

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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.