Home / 181,811.80-272,490.90-93,100.60

Finding the Fourth Proportional to 181,811.80, 272,490.90 and 93,100.60

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Solution

The fourth proportional to 181,811.80, 272,490.90 and 93,100.60 is: 139,534.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,811.80 : 272,490.90 = 93,100.60 : x
  2. Step 2: Convert to fraction form
    181,811.80/272,490.90 = 93,100.60/x
  3. Step 3: Cross multiply
    181,811.80x = 272,490.90 × 93,100.60
  4. Step 4: Simplify right side
    181,811.80x = 25,369,066,284.54
  5. Step 5: Solve for x
    x = 25,369,066,284.54/181,811.80
  6. Step 6: Final answer
    x = 139,534.76

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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.