Home / 130,208.58-179,688.69-75,793.14

Finding the Fourth Proportional to 130,208.58, 179,688.69 and 75,793.14

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Solution

The fourth proportional to 130,208.58, 179,688.69 and 75,793.14 is: 104,595.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,208.58 : 179,688.69 = 75,793.14 : x
  2. Step 2: Convert to fraction form
    130,208.58/179,688.69 = 75,793.14/x
  3. Step 3: Cross multiply
    130,208.58x = 179,688.69 × 75,793.14
  4. Step 4: Simplify right side
    130,208.58x = 13,619,170,037.59
  5. Step 5: Solve for x
    x = 13,619,170,037.59/130,208.58
  6. Step 6: Final answer
    x = 104,595.03

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1.5x scale

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.