Home / 131,473.10-181,452.31-97,433.81

Finding the Fourth Proportional to 131,473.10, 181,452.31 and 97,433.81

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Solution

The fourth proportional to 131,473.10, 181,452.31 and 97,433.81 is: 134,473.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,473.10 : 181,452.31 = 97,433.81 : x
  2. Step 2: Convert to fraction form
    131,473.10/181,452.31 = 97,433.81/x
  3. Step 3: Cross multiply
    131,473.10x = 181,452.31 × 97,433.81
  4. Step 4: Simplify right side
    131,473.10x = 17,679,590,621.62
  5. Step 5: Solve for x
    x = 17,679,590,621.62/131,473.10
  6. Step 6: Final answer
    x = 134,473.06

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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.