Home / 130,338.72-195,522.66-36,851.76

Finding the Fourth Proportional to 130,338.72, 195,522.66 and 36,851.76

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Solution

The fourth proportional to 130,338.72, 195,522.66 and 36,851.76 is: 55,281.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,338.72 : 195,522.66 = 36,851.76 : x
  2. Step 2: Convert to fraction form
    130,338.72/195,522.66 = 36,851.76/x
  3. Step 3: Cross multiply
    130,338.72x = 195,522.66 × 36,851.76
  4. Step 4: Simplify right side
    130,338.72x = 7,205,354,140.88
  5. Step 5: Solve for x
    x = 7,205,354,140.88/130,338.72
  6. Step 6: Final answer
    x = 55,281.76

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1.5x scale

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.