Home / 206,688.20-310,032.30-56,951.60

Finding the Fourth Proportional to 206,688.20, 310,032.30 and 56,951.60

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Solution

The fourth proportional to 206,688.20, 310,032.30 and 56,951.60 is: 85,427.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,688.20 : 310,032.30 = 56,951.60 : x
  2. Step 2: Convert to fraction form
    206,688.20/310,032.30 = 56,951.60/x
  3. Step 3: Cross multiply
    206,688.20x = 310,032.30 × 56,951.60
  4. Step 4: Simplify right side
    206,688.20x = 17,656,835,536.68
  5. Step 5: Solve for x
    x = 17,656,835,536.68/206,688.20
  6. Step 6: Final answer
    x = 85,427.40

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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.