Home / 130,933.09-196,399.77-37,438.84

Finding the Fourth Proportional to 130,933.09, 196,399.77 and 37,438.84

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Solution

The fourth proportional to 130,933.09, 196,399.77 and 37,438.84 is: 56,158.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,933.09 : 196,399.77 = 37,438.84 : x
  2. Step 2: Convert to fraction form
    130,933.09/196,399.77 = 37,438.84/x
  3. Step 3: Cross multiply
    130,933.09x = 196,399.77 × 37,438.84
  4. Step 4: Simplify right side
    130,933.09x = 7,352,979,565.07
  5. Step 5: Solve for x
    x = 7,352,979,565.07/130,933.09
  6. Step 6: Final answer
    x = 56,158.30

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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.