Home / 130,675.64-195,995-41,917.62

Finding the Fourth Proportional to 130,675.64, 195,995 and 41,917.62

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Solution

The fourth proportional to 130,675.64, 195,995 and 41,917.62 is: 62,870.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,675.64 : 195,995 = 41,917.62 : x
  2. Step 2: Convert to fraction form
    130,675.64/195,995 = 41,917.62/x
  3. Step 3: Cross multiply
    130,675.64x = 195,995 × 41,917.62
  4. Step 4: Simplify right side
    130,675.64x = 8,215,643,931.90
  5. Step 5: Solve for x
    x = 8,215,643,931.90/130,675.64
  6. Step 6: Final answer
    x = 62,870.51

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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.