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Finding the Fourth Proportional to 254,281.68, 350,939.79 and 146,851.58

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Solution

The fourth proportional to 254,281.68, 350,939.79 and 146,851.58 is: 202,673.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,281.68 : 350,939.79 = 146,851.58 : x
  2. Step 2: Convert to fraction form
    254,281.68/350,939.79 = 146,851.58/x
  3. Step 3: Cross multiply
    254,281.68x = 350,939.79 × 146,851.58
  4. Step 4: Simplify right side
    254,281.68x = 51,536,063,523.72
  5. Step 5: Solve for x
    x = 51,536,063,523.72/254,281.68
  6. Step 6: Final answer
    x = 202,673.13

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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.