Home / 130,155.69-195,198.51-45,904.92

Finding the Fourth Proportional to 130,155.69, 195,198.51 and 45,904.92

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Solution

The fourth proportional to 130,155.69, 195,198.51 and 45,904.92 is: 68,845.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,155.69 : 195,198.51 = 45,904.92 : x
  2. Step 2: Convert to fraction form
    130,155.69/195,198.51 = 45,904.92/x
  3. Step 3: Cross multiply
    130,155.69x = 195,198.51 × 45,904.92
  4. Step 4: Simplify right side
    130,155.69x = 8,960,572,265.59
  5. Step 5: Solve for x
    x = 8,960,572,265.59/130,155.69
  6. Step 6: Final answer
    x = 68,845.03

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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.