Home / 294,772.10-442,251.60-105,228.40

Finding the Fourth Proportional to 294,772.10, 442,251.60 and 105,228.40

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Solution

The fourth proportional to 294,772.10, 442,251.60 and 105,228.40 is: 157,875.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,772.10 : 442,251.60 = 105,228.40 : x
  2. Step 2: Convert to fraction form
    294,772.10/442,251.60 = 105,228.40/x
  3. Step 3: Cross multiply
    294,772.10x = 442,251.60 × 105,228.40
  4. Step 4: Simplify right side
    294,772.10x = 46,537,428,265.44
  5. Step 5: Solve for x
    x = 46,537,428,265.44/294,772.10
  6. Step 6: Final answer
    x = 157,875.96

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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.