Home / 130,148.64-179,614.26-73,560.42

Finding the Fourth Proportional to 130,148.64, 179,614.26 and 73,560.42

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Solution

The fourth proportional to 130,148.64, 179,614.26 and 73,560.42 is: 101,518.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,148.64 : 179,614.26 = 73,560.42 : x
  2. Step 2: Convert to fraction form
    130,148.64/179,614.26 = 73,560.42/x
  3. Step 3: Cross multiply
    130,148.64x = 179,614.26 × 73,560.42
  4. Step 4: Simplify right side
    130,148.64x = 13,212,500,403.59
  5. Step 5: Solve for x
    x = 13,212,500,403.59/130,148.64
  6. Step 6: Final answer
    x = 101,518.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.