Home / 97,455.64-134,488.79-52,743.64

Finding the Fourth Proportional to 97,455.64, 134,488.79 and 52,743.64

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Solution

The fourth proportional to 97,455.64, 134,488.79 and 52,743.64 is: 72,786.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,455.64 : 134,488.79 = 52,743.64 : x
  2. Step 2: Convert to fraction form
    97,455.64/134,488.79 = 52,743.64/x
  3. Step 3: Cross multiply
    97,455.64x = 134,488.79 × 52,743.64
  4. Step 4: Simplify right side
    97,455.64x = 7,093,428,323.80
  5. Step 5: Solve for x
    x = 7,093,428,323.80/97,455.64
  6. Step 6: Final answer
    x = 72,786.23

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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.