Home / 149,860.05-223,696.86-130,942.83

Finding the Fourth Proportional to 149,860.05, 223,696.86 and 130,942.83

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Solution

The fourth proportional to 149,860.05, 223,696.86 and 130,942.83 is: 195,459.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,860.05 : 223,696.86 = 130,942.83 : x
  2. Step 2: Convert to fraction form
    149,860.05/223,696.86 = 130,942.83/x
  3. Step 3: Cross multiply
    149,860.05x = 223,696.86 × 130,942.83
  4. Step 4: Simplify right side
    149,860.05x = 29,291,499,910.51
  5. Step 5: Solve for x
    x = 29,291,499,910.51/149,860.05
  6. Step 6: Final answer
    x = 195,459.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.