Home / 102,369.36-153,532.28-43,182.16

Finding the Fourth Proportional to 102,369.36, 153,532.28 and 43,182.16

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Solution

The fourth proportional to 102,369.36, 153,532.28 and 43,182.16 is: 64,764.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,369.36 : 153,532.28 = 43,182.16 : x
  2. Step 2: Convert to fraction form
    102,369.36/153,532.28 = 43,182.16/x
  3. Step 3: Cross multiply
    102,369.36x = 153,532.28 × 43,182.16
  4. Step 4: Simplify right side
    102,369.36x = 6,629,855,480.12
  5. Step 5: Solve for x
    x = 6,629,855,480.12/102,369.36
  6. Step 6: Final answer
    x = 64,764.06

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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.