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Finding the Fourth Proportional to 130,029.22, 195,034.11 and 46,923.22

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Solution

The fourth proportional to 130,029.22, 195,034.11 and 46,923.22 is: 70,381.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,029.22 : 195,034.11 = 46,923.22 : x
  2. Step 2: Convert to fraction form
    130,029.22/195,034.11 = 46,923.22/x
  3. Step 3: Cross multiply
    130,029.22x = 195,034.11 × 46,923.22
  4. Step 4: Simplify right side
    130,029.22x = 9,151,628,451.03
  5. Step 5: Solve for x
    x = 9,151,628,451.03/130,029.22
  6. Step 6: Final answer
    x = 70,381.32

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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.