Home / 119,764.34-179,655.64-69,849.42

Finding the Fourth Proportional to 119,764.34, 179,655.64 and 69,849.42

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Solution

The fourth proportional to 119,764.34, 179,655.64 and 69,849.42 is: 104,779.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,764.34 : 179,655.64 = 69,849.42 : x
  2. Step 2: Convert to fraction form
    119,764.34/179,655.64 = 69,849.42/x
  3. Step 3: Cross multiply
    119,764.34x = 179,655.64 × 69,849.42
  4. Step 4: Simplify right side
    119,764.34x = 12,548,842,253.73
  5. Step 5: Solve for x
    x = 12,548,842,253.73/119,764.34
  6. Step 6: Final answer
    x = 104,779.45

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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.