Home / 92,941.02-128,255.13-50,498.10

Finding the Fourth Proportional to 92,941.02, 128,255.13 and 50,498.10

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Solution

The fourth proportional to 92,941.02, 128,255.13 and 50,498.10 is: 69,685.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,941.02 : 128,255.13 = 50,498.10 : x
  2. Step 2: Convert to fraction form
    92,941.02/128,255.13 = 50,498.10/x
  3. Step 3: Cross multiply
    92,941.02x = 128,255.13 × 50,498.10
  4. Step 4: Simplify right side
    92,941.02x = 6,476,640,380.25
  5. Step 5: Solve for x
    x = 6,476,640,380.25/92,941.02
  6. Step 6: Final answer
    x = 69,685.49

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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.