Home / 119,387.31-179,019.33-35,136.54

Finding the Fourth Proportional to 119,387.31, 179,019.33 and 35,136.54

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Solution

The fourth proportional to 119,387.31, 179,019.33 and 35,136.54 is: 52,686.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,387.31 : 179,019.33 = 35,136.54 : x
  2. Step 2: Convert to fraction form
    119,387.31/179,019.33 = 35,136.54/x
  3. Step 3: Cross multiply
    119,387.31x = 179,019.33 × 35,136.54
  4. Step 4: Simplify right side
    119,387.31x = 6,290,119,849.32
  5. Step 5: Solve for x
    x = 6,290,119,849.32/119,387.31
  6. Step 6: Final answer
    x = 52,686.67

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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.