Home / 119,354.07-179,021.58-69,402.31

Finding the Fourth Proportional to 119,354.07, 179,021.58 and 69,402.31

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Solution

The fourth proportional to 119,354.07, 179,021.58 and 69,402.31 is: 104,097.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,354.07 : 179,021.58 = 69,402.31 : x
  2. Step 2: Convert to fraction form
    119,354.07/179,021.58 = 69,402.31/x
  3. Step 3: Cross multiply
    119,354.07x = 179,021.58 × 69,402.31
  4. Step 4: Simplify right side
    119,354.07x = 12,424,511,191.85
  5. Step 5: Solve for x
    x = 12,424,511,191.85/119,354.07
  6. Step 6: Final answer
    x = 104,097.93

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1.5x scale

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.