Home / 130,144.87-195,200.02-36,657.91

Finding the Fourth Proportional to 130,144.87, 195,200.02 and 36,657.91

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Solution

The fourth proportional to 130,144.87, 195,200.02 and 36,657.91 is: 54,982.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,144.87 : 195,200.02 = 36,657.91 : x
  2. Step 2: Convert to fraction form
    130,144.87/195,200.02 = 36,657.91/x
  3. Step 3: Cross multiply
    130,144.87x = 195,200.02 × 36,657.91
  4. Step 4: Simplify right side
    130,144.87x = 7,155,624,765.16
  5. Step 5: Solve for x
    x = 7,155,624,765.16/130,144.87
  6. Step 6: Final answer
    x = 54,982.00

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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.