Home / 119,434.65-179,152.11-30,688.89

Finding the Fourth Proportional to 119,434.65, 179,152.11 and 30,688.89

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Solution

The fourth proportional to 119,434.65, 179,152.11 and 30,688.89 is: 46,033.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,434.65 : 179,152.11 = 30,688.89 : x
  2. Step 2: Convert to fraction form
    119,434.65/179,152.11 = 30,688.89/x
  3. Step 3: Cross multiply
    119,434.65x = 179,152.11 × 30,688.89
  4. Step 4: Simplify right side
    119,434.65x = 5,497,979,397.06
  5. Step 5: Solve for x
    x = 5,497,979,397.06/119,434.65
  6. Step 6: Final answer
    x = 46,033.37

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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.