Home / 130,223.20-195,334.80-36,716.80

Finding the Fourth Proportional to 130,223.20, 195,334.80 and 36,716.80

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Solution

The fourth proportional to 130,223.20, 195,334.80 and 36,716.80 is: 55,075.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,223.20 : 195,334.80 = 36,716.80 : x
  2. Step 2: Convert to fraction form
    130,223.20/195,334.80 = 36,716.80/x
  3. Step 3: Cross multiply
    130,223.20x = 195,334.80 × 36,716.80
  4. Step 4: Simplify right side
    130,223.20x = 7,172,068,784.64
  5. Step 5: Solve for x
    x = 7,172,068,784.64/130,223.20
  6. Step 6: Final answer
    x = 55,075.20

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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.