Home / 46,781.32-70,182.93-31,997.20

Finding the Fourth Proportional to 46,781.32, 70,182.93 and 31,997.20

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Solution

The fourth proportional to 46,781.32, 70,182.93 and 31,997.20 is: 48,003.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,781.32 : 70,182.93 = 31,997.20 : x
  2. Step 2: Convert to fraction form
    46,781.32/70,182.93 = 31,997.20/x
  3. Step 3: Cross multiply
    46,781.32x = 70,182.93 × 31,997.20
  4. Step 4: Simplify right side
    46,781.32x = 2,245,657,247.80
  5. Step 5: Solve for x
    x = 2,245,657,247.80/46,781.32
  6. Step 6: Final answer
    x = 48,003.29

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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.