Home / 116,539.02-160,823.34-66,238.02

Finding the Fourth Proportional to 116,539.02, 160,823.34 and 66,238.02

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Solution

The fourth proportional to 116,539.02, 160,823.34 and 66,238.02 is: 91,408.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,539.02 : 160,823.34 = 66,238.02 : x
  2. Step 2: Convert to fraction form
    116,539.02/160,823.34 = 66,238.02/x
  3. Step 3: Cross multiply
    116,539.02x = 160,823.34 × 66,238.02
  4. Step 4: Simplify right side
    116,539.02x = 10,652,619,611.39
  5. Step 5: Solve for x
    x = 10,652,619,611.39/116,539.02
  6. Step 6: Final answer
    x = 91,408.18

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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.