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Finding the Fourth Proportional to 92,590.94, 127,775.50 and 50,149.49

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Solution

The fourth proportional to 92,590.94, 127,775.50 and 50,149.49 is: 69,206.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,590.94 : 127,775.50 = 50,149.49 : x
  2. Step 2: Convert to fraction form
    92,590.94/127,775.50 = 50,149.49/x
  3. Step 3: Cross multiply
    92,590.94x = 127,775.50 × 50,149.49
  4. Step 4: Simplify right side
    92,590.94x = 6,407,875,395.24
  5. Step 5: Solve for x
    x = 6,407,875,395.24/92,590.94
  6. Step 6: Final answer
    x = 69,206.29

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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.