Home / 130,053.20-195,079.80-97,005.20

Finding the Fourth Proportional to 130,053.20, 195,079.80 and 97,005.20

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Solution

The fourth proportional to 130,053.20, 195,079.80 and 97,005.20 is: 145,507.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,053.20 : 195,079.80 = 97,005.20 : x
  2. Step 2: Convert to fraction form
    130,053.20/195,079.80 = 97,005.20/x
  3. Step 3: Cross multiply
    130,053.20x = 195,079.80 × 97,005.20
  4. Step 4: Simplify right side
    130,053.20x = 18,923,755,014.96
  5. Step 5: Solve for x
    x = 18,923,755,014.96/130,053.20
  6. Step 6: Final answer
    x = 145,507.80

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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.