Home / 46,806.30-70,209.45-31,772.70

Finding the Fourth Proportional to 46,806.30, 70,209.45 and 31,772.70

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Solution

The fourth proportional to 46,806.30, 70,209.45 and 31,772.70 is: 47,659.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,806.30 : 70,209.45 = 31,772.70 : x
  2. Step 2: Convert to fraction form
    46,806.30/70,209.45 = 31,772.70/x
  3. Step 3: Cross multiply
    46,806.30x = 70,209.45 × 31,772.70
  4. Step 4: Simplify right side
    46,806.30x = 2,230,743,792.02
  5. Step 5: Solve for x
    x = 2,230,743,792.02/46,806.30
  6. Step 6: Final answer
    x = 47,659.05

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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.