Home / 114,747.64-172,082.58-43,653.40

Finding the Fourth Proportional to 114,747.64, 172,082.58 and 43,653.40

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Solution

The fourth proportional to 114,747.64, 172,082.58 and 43,653.40 is: 65,465.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,747.64 : 172,082.58 = 43,653.40 : x
  2. Step 2: Convert to fraction form
    114,747.64/172,082.58 = 43,653.40/x
  3. Step 3: Cross multiply
    114,747.64x = 172,082.58 × 43,653.40
  4. Step 4: Simplify right side
    114,747.64x = 7,511,989,697.77
  5. Step 5: Solve for x
    x = 7,511,989,697.77/114,747.64
  6. Step 6: Final answer
    x = 65,465.31

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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.