Home / 294,655.69-442,012.02-117,122.86

Finding the Fourth Proportional to 294,655.69, 442,012.02 and 117,122.86

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Solution

The fourth proportional to 294,655.69, 442,012.02 and 117,122.86 is: 175,695.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,655.69 : 442,012.02 = 117,122.86 : x
  2. Step 2: Convert to fraction form
    294,655.69/442,012.02 = 117,122.86/x
  3. Step 3: Cross multiply
    294,655.69x = 442,012.02 × 117,122.86
  4. Step 4: Simplify right side
    294,655.69x = 51,769,711,936.78
  5. Step 5: Solve for x
    x = 51,769,711,936.78/294,655.69
  6. Step 6: Final answer
    x = 175,695.61

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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.