Home / 69,999.42-96,599.82-38,168.58

Finding the Fourth Proportional to 69,999.42, 96,599.82 and 38,168.58

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Solution

The fourth proportional to 69,999.42, 96,599.82 and 38,168.58 is: 52,672.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,999.42 : 96,599.82 = 38,168.58 : x
  2. Step 2: Convert to fraction form
    69,999.42/96,599.82 = 38,168.58/x
  3. Step 3: Cross multiply
    69,999.42x = 96,599.82 × 38,168.58
  4. Step 4: Simplify right side
    69,999.42x = 3,687,077,957.66
  5. Step 5: Solve for x
    x = 3,687,077,957.66/69,999.42
  6. Step 6: Final answer
    x = 52,672.98

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1.5x scale

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.