Home / 160,913.15-241,448.12-66,171.80

Finding the Fourth Proportional to 160,913.15, 241,448.12 and 66,171.80

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Solution

The fourth proportional to 160,913.15, 241,448.12 and 66,171.80 is: 99,289.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,913.15 : 241,448.12 = 66,171.80 : x
  2. Step 2: Convert to fraction form
    160,913.15/241,448.12 = 66,171.80/x
  3. Step 3: Cross multiply
    160,913.15x = 241,448.12 × 66,171.80
  4. Step 4: Simplify right side
    160,913.15x = 15,977,056,707.02
  5. Step 5: Solve for x
    x = 15,977,056,707.02/160,913.15
  6. Step 6: Final answer
    x = 99,289.94

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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.