Home / 130,254.75-195,399.95-45,995.31

Finding the Fourth Proportional to 130,254.75, 195,399.95 and 45,995.31

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Solution

The fourth proportional to 130,254.75, 195,399.95 and 45,995.31 is: 68,999.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,254.75 : 195,399.95 = 45,995.31 : x
  2. Step 2: Convert to fraction form
    130,254.75/195,399.95 = 45,995.31/x
  3. Step 3: Cross multiply
    130,254.75x = 195,399.95 × 45,995.31
  4. Step 4: Simplify right side
    130,254.75x = 8,987,481,044.26
  5. Step 5: Solve for x
    x = 8,987,481,044.26/130,254.75
  6. Step 6: Final answer
    x = 68,999.26

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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.