Home / 311,864.02-467,853.74-98,685.52

Finding the Fourth Proportional to 311,864.02, 467,853.74 and 98,685.52

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Solution

The fourth proportional to 311,864.02, 467,853.74 and 98,685.52 is: 148,046.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,864.02 : 467,853.74 = 98,685.52 : x
  2. Step 2: Convert to fraction form
    311,864.02/467,853.74 = 98,685.52/x
  3. Step 3: Cross multiply
    311,864.02x = 467,853.74 × 98,685.52
  4. Step 4: Simplify right side
    311,864.02x = 46,170,389,615.84
  5. Step 5: Solve for x
    x = 46,170,389,615.84/311,864.02
  6. Step 6: Final answer
    x = 148,046.54

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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.