Home / 130,308.42-179,844.96-82,566.24

Finding the Fourth Proportional to 130,308.42, 179,844.96 and 82,566.24

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Solution

The fourth proportional to 130,308.42, 179,844.96 and 82,566.24 is: 113,953.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,308.42 : 179,844.96 = 82,566.24 : x
  2. Step 2: Convert to fraction form
    130,308.42/179,844.96 = 82,566.24/x
  3. Step 3: Cross multiply
    130,308.42x = 179,844.96 × 82,566.24
  4. Step 4: Simplify right side
    130,308.42x = 14,849,122,130.15
  5. Step 5: Solve for x
    x = 14,849,122,130.15/130,308.42
  6. Step 6: Final answer
    x = 113,953.67

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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.