Home / 130,441.79-195,268.80-117,967.69

Finding the Fourth Proportional to 130,441.79, 195,268.80 and 117,967.69

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Solution

The fourth proportional to 130,441.79, 195,268.80 and 117,967.69 is: 176,595.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,441.79 : 195,268.80 = 117,967.69 : x
  2. Step 2: Convert to fraction form
    130,441.79/195,268.80 = 117,967.69/x
  3. Step 3: Cross multiply
    130,441.79x = 195,268.80 × 117,967.69
  4. Step 4: Simplify right side
    130,441.79x = 23,035,409,619.75
  5. Step 5: Solve for x
    x = 23,035,409,619.75/130,441.79
  6. Step 6: Final answer
    x = 176,595.32

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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.