Home / 130,426.04-195,664.34-55,544.92

Finding the Fourth Proportional to 130,426.04, 195,664.34 and 55,544.92

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Solution

The fourth proportional to 130,426.04, 195,664.34 and 55,544.92 is: 83,328.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,426.04 : 195,664.34 = 55,544.92 : x
  2. Step 2: Convert to fraction form
    130,426.04/195,664.34 = 55,544.92/x
  3. Step 3: Cross multiply
    130,426.04x = 195,664.34 × 55,544.92
  4. Step 4: Simplify right side
    130,426.04x = 10,868,160,112.15
  5. Step 5: Solve for x
    x = 10,868,160,112.15/130,426.04
  6. Step 6: Final answer
    x = 83,328.15

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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.