Home / 187,062.72-280,594.05-68,682.84

Finding the Fourth Proportional to 187,062.72, 280,594.05 and 68,682.84

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Solution

The fourth proportional to 187,062.72, 280,594.05 and 68,682.84 is: 103,024.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,062.72 : 280,594.05 = 68,682.84 : x
  2. Step 2: Convert to fraction form
    187,062.72/280,594.05 = 68,682.84/x
  3. Step 3: Cross multiply
    187,062.72x = 280,594.05 × 68,682.84
  4. Step 4: Simplify right side
    187,062.72x = 19,271,996,241.10
  5. Step 5: Solve for x
    x = 19,271,996,241.10/187,062.72
  6. Step 6: Final answer
    x = 103,024.25

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1.5x scale

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.