Home / 130,341.11-179,889.95-82,598.81

Finding the Fourth Proportional to 130,341.11, 179,889.95 and 82,598.81

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Solution

The fourth proportional to 130,341.11, 179,889.95 and 82,598.81 is: 113,998.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,341.11 : 179,889.95 = 82,598.81 : x
  2. Step 2: Convert to fraction form
    130,341.11/179,889.95 = 82,598.81/x
  3. Step 3: Cross multiply
    130,341.11x = 179,889.95 × 82,598.81
  4. Step 4: Simplify right side
    130,341.11x = 14,858,695,108.01
  5. Step 5: Solve for x
    x = 14,858,695,108.01/130,341.11
  6. Step 6: Final answer
    x = 113,998.54

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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.