Home / 130,634.88-196,039.53-47,528.88

Finding the Fourth Proportional to 130,634.88, 196,039.53 and 47,528.88

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Solution

The fourth proportional to 130,634.88, 196,039.53 and 47,528.88 is: 71,325.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,634.88 : 196,039.53 = 47,528.88 : x
  2. Step 2: Convert to fraction form
    130,634.88/196,039.53 = 47,528.88/x
  3. Step 3: Cross multiply
    130,634.88x = 196,039.53 × 47,528.88
  4. Step 4: Simplify right side
    130,634.88x = 9,317,539,296.63
  5. Step 5: Solve for x
    x = 9,317,539,296.63/130,634.88
  6. Step 6: Final answer
    x = 71,325.05

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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.