Home / 130,152.02-195,005.22-71,029.20

Finding the Fourth Proportional to 130,152.02, 195,005.22 and 71,029.20

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Solution

The fourth proportional to 130,152.02, 195,005.22 and 71,029.20 is: 106,422.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,152.02 : 195,005.22 = 71,029.20 : x
  2. Step 2: Convert to fraction form
    130,152.02/195,005.22 = 71,029.20/x
  3. Step 3: Cross multiply
    130,152.02x = 195,005.22 × 71,029.20
  4. Step 4: Simplify right side
    130,152.02x = 13,851,065,636.87
  5. Step 5: Solve for x
    x = 13,851,065,636.87/130,152.02
  6. Step 6: Final answer
    x = 106,422.21

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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.