Home / 130,023.55-195,018.58-41,278.06

Finding the Fourth Proportional to 130,023.55, 195,018.58 and 41,278.06

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Solution

The fourth proportional to 130,023.55, 195,018.58 and 41,278.06 is: 61,911.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,023.55 : 195,018.58 = 41,278.06 : x
  2. Step 2: Convert to fraction form
    130,023.55/195,018.58 = 41,278.06/x
  3. Step 3: Cross multiply
    130,023.55x = 195,018.58 × 41,278.06
  4. Step 4: Simplify right side
    130,023.55x = 8,049,988,646.35
  5. Step 5: Solve for x
    x = 8,049,988,646.35/130,023.55
  6. Step 6: Final answer
    x = 61,911.77

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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.