Home / 91,276.19-125,949.84-50,997.58

Finding the Fourth Proportional to 91,276.19, 125,949.84 and 50,997.58

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Solution

The fourth proportional to 91,276.19, 125,949.84 and 50,997.58 is: 70,370.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,276.19 : 125,949.84 = 50,997.58 : x
  2. Step 2: Convert to fraction form
    91,276.19/125,949.84 = 50,997.58/x
  3. Step 3: Cross multiply
    91,276.19x = 125,949.84 × 50,997.58
  4. Step 4: Simplify right side
    91,276.19x = 6,423,136,411.64
  5. Step 5: Solve for x
    x = 6,423,136,411.64/91,276.19
  6. Step 6: Final answer
    x = 70,370.34

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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.