Home / 119,764.05-179,646.08-56,563.40

Finding the Fourth Proportional to 119,764.05, 179,646.08 and 56,563.40

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Solution

The fourth proportional to 119,764.05, 179,646.08 and 56,563.40 is: 84,845.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,764.05 : 179,646.08 = 56,563.40 : x
  2. Step 2: Convert to fraction form
    119,764.05/179,646.08 = 56,563.40/x
  3. Step 3: Cross multiply
    119,764.05x = 179,646.08 × 56,563.40
  4. Step 4: Simplify right side
    119,764.05x = 10,161,391,900.42
  5. Step 5: Solve for x
    x = 10,161,391,900.42/119,764.05
  6. Step 6: Final answer
    x = 84,845.09

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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.