Home / 197,428.36-295,963.34-102,547.64

Finding the Fourth Proportional to 197,428.36, 295,963.34 and 102,547.64

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Solution

The fourth proportional to 197,428.36, 295,963.34 and 102,547.64 is: 153,728.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,428.36 : 295,963.34 = 102,547.64 : x
  2. Step 2: Convert to fraction form
    197,428.36/295,963.34 = 102,547.64/x
  3. Step 3: Cross multiply
    197,428.36x = 295,963.34 × 102,547.64
  4. Step 4: Simplify right side
    197,428.36x = 30,350,342,043.52
  5. Step 5: Solve for x
    x = 30,350,342,043.52/197,428.36
  6. Step 6: Final answer
    x = 153,728.38

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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.