Home / 131,764.02-197,649.27-38,270.58

Finding the Fourth Proportional to 131,764.02, 197,649.27 and 38,270.58

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Solution

The fourth proportional to 131,764.02, 197,649.27 and 38,270.58 is: 57,406.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,764.02 : 197,649.27 = 38,270.58 : x
  2. Step 2: Convert to fraction form
    131,764.02/197,649.27 = 38,270.58/x
  3. Step 3: Cross multiply
    131,764.02x = 197,649.27 × 38,270.58
  4. Step 4: Simplify right side
    131,764.02x = 7,564,152,199.48
  5. Step 5: Solve for x
    x = 7,564,152,199.48/131,764.02
  6. Step 6: Final answer
    x = 57,406.81

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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.