Home / 161,901.04-242,704.54-56,662.60

Finding the Fourth Proportional to 161,901.04, 242,704.54 and 56,662.60

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Solution

The fourth proportional to 161,901.04, 242,704.54 and 56,662.60 is: 84,942.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,901.04 : 242,704.54 = 56,662.60 : x
  2. Step 2: Convert to fraction form
    161,901.04/242,704.54 = 56,662.60/x
  3. Step 3: Cross multiply
    161,901.04x = 242,704.54 × 56,662.60
  4. Step 4: Simplify right side
    161,901.04x = 13,752,270,268.20
  5. Step 5: Solve for x
    x = 13,752,270,268.20/161,901.04
  6. Step 6: Final answer
    x = 84,942.45

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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.