Home / 130,037.65-195,105.08-51,206.83

Finding the Fourth Proportional to 130,037.65, 195,105.08 and 51,206.83

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Solution

The fourth proportional to 130,037.65, 195,105.08 and 51,206.83 is: 76,829.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,037.65 : 195,105.08 = 51,206.83 : x
  2. Step 2: Convert to fraction form
    130,037.65/195,105.08 = 51,206.83/x
  3. Step 3: Cross multiply
    130,037.65x = 195,105.08 × 51,206.83
  4. Step 4: Simplify right side
    130,037.65x = 9,990,712,407.66
  5. Step 5: Solve for x
    x = 9,990,712,407.66/130,037.65
  6. Step 6: Final answer
    x = 76,829.38

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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.