Home / 130,617.90-195,939-46,369.80

Finding the Fourth Proportional to 130,617.90, 195,939 and 46,369.80

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Solution

The fourth proportional to 130,617.90, 195,939 and 46,369.80 is: 69,559.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,617.90 : 195,939 = 46,369.80 : x
  2. Step 2: Convert to fraction form
    130,617.90/195,939 = 46,369.80/x
  3. Step 3: Cross multiply
    130,617.90x = 195,939 × 46,369.80
  4. Step 4: Simplify right side
    130,617.90x = 9,085,652,242.20
  5. Step 5: Solve for x
    x = 9,085,652,242.20/130,617.90
  6. Step 6: Final answer
    x = 69,559.01

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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.