Home / 159,056.02-238,584.08-74,754.28

Finding the Fourth Proportional to 159,056.02, 238,584.08 and 74,754.28

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Solution

The fourth proportional to 159,056.02, 238,584.08 and 74,754.28 is: 112,131.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,056.02 : 238,584.08 = 74,754.28 : x
  2. Step 2: Convert to fraction form
    159,056.02/238,584.08 = 74,754.28/x
  3. Step 3: Cross multiply
    159,056.02x = 238,584.08 × 74,754.28
  4. Step 4: Simplify right side
    159,056.02x = 17,835,181,119.86
  5. Step 5: Solve for x
    x = 17,835,181,119.86/159,056.02
  6. Step 6: Final answer
    x = 112,131.44

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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.