Home / 130,133.20-195,205.20-41,384.20

Finding the Fourth Proportional to 130,133.20, 195,205.20 and 41,384.20

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Solution

The fourth proportional to 130,133.20, 195,205.20 and 41,384.20 is: 62,078.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,133.20 : 195,205.20 = 41,384.20 : x
  2. Step 2: Convert to fraction form
    130,133.20/195,205.20 = 41,384.20/x
  3. Step 3: Cross multiply
    130,133.20x = 195,205.20 × 41,384.20
  4. Step 4: Simplify right side
    130,133.20x = 8,078,411,037.84
  5. Step 5: Solve for x
    x = 8,078,411,037.84/130,133.20
  6. Step 6: Final answer
    x = 62,078.02

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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.