Home / 227,143.17-340,702.47-69,359.34

Finding the Fourth Proportional to 227,143.17, 340,702.47 and 69,359.34

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Solution

The fourth proportional to 227,143.17, 340,702.47 and 69,359.34 is: 104,035.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,143.17 : 340,702.47 = 69,359.34 : x
  2. Step 2: Convert to fraction form
    227,143.17/340,702.47 = 69,359.34/x
  3. Step 3: Cross multiply
    227,143.17x = 340,702.47 × 69,359.34
  4. Step 4: Simplify right side
    227,143.17x = 23,630,898,455.57
  5. Step 5: Solve for x
    x = 23,630,898,455.57/227,143.17
  6. Step 6: Final answer
    x = 104,035.26

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1.5x scale

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.