Home / 130,172.04-195,259.68-41,425.20

Finding the Fourth Proportional to 130,172.04, 195,259.68 and 41,425.20

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Solution

The fourth proportional to 130,172.04, 195,259.68 and 41,425.20 is: 62,138.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,172.04 : 195,259.68 = 41,425.20 : x
  2. Step 2: Convert to fraction form
    130,172.04/195,259.68 = 41,425.20/x
  3. Step 3: Cross multiply
    130,172.04x = 195,259.68 × 41,425.20
  4. Step 4: Simplify right side
    130,172.04x = 8,088,671,295.94
  5. Step 5: Solve for x
    x = 8,088,671,295.94/130,172.04
  6. Step 6: Final answer
    x = 62,138.32

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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.