Home / 130,026.16-195,042.42-40,070.80

Finding the Fourth Proportional to 130,026.16, 195,042.42 and 40,070.80

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Solution

The fourth proportional to 130,026.16, 195,042.42 and 40,070.80 is: 60,107.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,026.16 : 195,042.42 = 40,070.80 : x
  2. Step 2: Convert to fraction form
    130,026.16/195,042.42 = 40,070.80/x
  3. Step 3: Cross multiply
    130,026.16x = 195,042.42 × 40,070.80
  4. Step 4: Simplify right side
    130,026.16x = 7,815,505,803.34
  5. Step 5: Solve for x
    x = 7,815,505,803.34/130,026.16
  6. Step 6: Final answer
    x = 60,107.18

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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.