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Finding the Fourth Proportional to 267,148.09, 368,666.28 and 146,300.53

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Solution

The fourth proportional to 267,148.09, 368,666.28 and 146,300.53 is: 201,895.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,148.09 : 368,666.28 = 146,300.53 : x
  2. Step 2: Convert to fraction form
    267,148.09/368,666.28 = 146,300.53/x
  3. Step 3: Cross multiply
    267,148.09x = 368,666.28 × 146,300.53
  4. Step 4: Simplify right side
    267,148.09x = 53,936,072,157.13
  5. Step 5: Solve for x
    x = 53,936,072,157.13/267,148.09
  6. Step 6: Final answer
    x = 201,895.78

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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.