Home / 130,179.15-195,268.73-47,053.71

Finding the Fourth Proportional to 130,179.15, 195,268.73 and 47,053.71

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Solution

The fourth proportional to 130,179.15, 195,268.73 and 47,053.71 is: 70,580.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,179.15 : 195,268.73 = 47,053.71 : x
  2. Step 2: Convert to fraction form
    130,179.15/195,268.73 = 47,053.71/x
  3. Step 3: Cross multiply
    130,179.15x = 195,268.73 × 47,053.71
  4. Step 4: Simplify right side
    130,179.15x = 9,188,118,193.49
  5. Step 5: Solve for x
    x = 9,188,118,193.49/130,179.15
  6. Step 6: Final answer
    x = 70,580.57

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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.