Home / 130,438.65-195,632.32-41,668.23

Finding the Fourth Proportional to 130,438.65, 195,632.32 and 41,668.23

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Solution

The fourth proportional to 130,438.65, 195,632.32 and 41,668.23 is: 62,494.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,438.65 : 195,632.32 = 41,668.23 : x
  2. Step 2: Convert to fraction form
    130,438.65/195,632.32 = 41,668.23/x
  3. Step 3: Cross multiply
    130,438.65x = 195,632.32 × 41,668.23
  4. Step 4: Simplify right side
    130,438.65x = 8,151,652,296.85
  5. Step 5: Solve for x
    x = 8,151,652,296.85/130,438.65
  6. Step 6: Final answer
    x = 62,494.15

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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.