Home / 130,139.88-195,154.74-41,369.55

Finding the Fourth Proportional to 130,139.88, 195,154.74 and 41,369.55

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Solution

The fourth proportional to 130,139.88, 195,154.74 and 41,369.55 is: 62,036.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,139.88 : 195,154.74 = 41,369.55 : x
  2. Step 2: Convert to fraction form
    130,139.88/195,154.74 = 41,369.55/x
  3. Step 3: Cross multiply
    130,139.88x = 195,154.74 × 41,369.55
  4. Step 4: Simplify right side
    130,139.88x = 8,073,463,774.17
  5. Step 5: Solve for x
    x = 8,073,463,774.17/130,139.88
  6. Step 6: Final answer
    x = 62,036.82

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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.