Home / 187,024.32-280,605.60-68,772.96

Finding the Fourth Proportional to 187,024.32, 280,605.60 and 68,772.96

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Solution

The fourth proportional to 187,024.32, 280,605.60 and 68,772.96 is: 103,184.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,024.32 : 280,605.60 = 68,772.96 : x
  2. Step 2: Convert to fraction form
    187,024.32/280,605.60 = 68,772.96/x
  3. Step 3: Cross multiply
    187,024.32x = 280,605.60 × 68,772.96
  4. Step 4: Simplify right side
    187,024.32x = 19,298,077,704.58
  5. Step 5: Solve for x
    x = 19,298,077,704.58/187,024.32
  6. Step 6: Final answer
    x = 103,184.86

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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.