Home / 294,702.26-442,053.38-107,713.76

Finding the Fourth Proportional to 294,702.26, 442,053.38 and 107,713.76

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Solution

The fourth proportional to 294,702.26, 442,053.38 and 107,713.76 is: 161,570.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,702.26 : 442,053.38 = 107,713.76 : x
  2. Step 2: Convert to fraction form
    294,702.26/442,053.38 = 107,713.76/x
  3. Step 3: Cross multiply
    294,702.26x = 442,053.38 × 107,713.76
  4. Step 4: Simplify right side
    294,702.26x = 47,615,231,680.51
  5. Step 5: Solve for x
    x = 47,615,231,680.51/294,702.26
  6. Step 6: Final answer
    x = 161,570.64

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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.