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Finding the Fourth Proportional to 150,813.65, 208,070.73 and 96,397.65

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Solution

The fourth proportional to 150,813.65, 208,070.73 and 96,397.65 is: 132,995.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,813.65 : 208,070.73 = 96,397.65 : x
  2. Step 2: Convert to fraction form
    150,813.65/208,070.73 = 96,397.65/x
  3. Step 3: Cross multiply
    150,813.65x = 208,070.73 × 96,397.65
  4. Step 4: Simplify right side
    150,813.65x = 20,057,529,405.78
  5. Step 5: Solve for x
    x = 20,057,529,405.78/150,813.65
  6. Step 6: Final answer
    x = 132,995.45

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1.5x scale

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.