Home / 146,766.90-220,139.28-46,937.64

Finding the Fourth Proportional to 146,766.90, 220,139.28 and 46,937.64

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Solution

The fourth proportional to 146,766.90, 220,139.28 and 46,937.64 is: 70,402.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,766.90 : 220,139.28 = 46,937.64 : x
  2. Step 2: Convert to fraction form
    146,766.90/220,139.28 = 46,937.64/x
  3. Step 3: Cross multiply
    146,766.90x = 220,139.28 × 46,937.64
  4. Step 4: Simplify right side
    146,766.90x = 10,332,818,274.50
  5. Step 5: Solve for x
    x = 10,332,818,274.50/146,766.90
  6. Step 6: Final answer
    x = 70,402.92

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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.