Home / 70,761.02-97,664.16-40,566.62

Finding the Fourth Proportional to 70,761.02, 97,664.16 and 40,566.62

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Solution

The fourth proportional to 70,761.02, 97,664.16 and 40,566.62 is: 55,989.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,761.02 : 97,664.16 = 40,566.62 : x
  2. Step 2: Convert to fraction form
    70,761.02/97,664.16 = 40,566.62/x
  3. Step 3: Cross multiply
    70,761.02x = 97,664.16 × 40,566.62
  4. Step 4: Simplify right side
    70,761.02x = 3,961,904,378.02
  5. Step 5: Solve for x
    x = 3,961,904,378.02/70,761.02
  6. Step 6: Final answer
    x = 55,989.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.