Home / 130,595.10-195,881.76-92,486.82

Finding the Fourth Proportional to 130,595.10, 195,881.76 and 92,486.82

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Solution

The fourth proportional to 130,595.10, 195,881.76 and 92,486.82 is: 138,722.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,595.10 : 195,881.76 = 92,486.82 : x
  2. Step 2: Convert to fraction form
    130,595.10/195,881.76 = 92,486.82/x
  3. Step 3: Cross multiply
    130,595.10x = 195,881.76 × 92,486.82
  4. Step 4: Simplify right side
    130,595.10x = 18,116,481,078.40
  5. Step 5: Solve for x
    x = 18,116,481,078.40/130,595.10
  6. Step 6: Final answer
    x = 138,722.52

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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.