Home / 294,650.19-442,007.89-105,154.74

Finding the Fourth Proportional to 294,650.19, 442,007.89 and 105,154.74

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Solution

The fourth proportional to 294,650.19, 442,007.89 and 105,154.74 is: 157,743.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,650.19 : 442,007.89 = 105,154.74 : x
  2. Step 2: Convert to fraction form
    294,650.19/442,007.89 = 105,154.74/x
  3. Step 3: Cross multiply
    294,650.19x = 442,007.89 × 105,154.74
  4. Step 4: Simplify right side
    294,650.19x = 46,479,224,488.01
  5. Step 5: Solve for x
    x = 46,479,224,488.01/294,650.19
  6. Step 6: Final answer
    x = 157,743.75

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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.