Home / 130,398.07-195,343.32-96,141.45

Finding the Fourth Proportional to 130,398.07, 195,343.32 and 96,141.45

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Solution

The fourth proportional to 130,398.07, 195,343.32 and 96,141.45 is: 144,025.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,398.07 : 195,343.32 = 96,141.45 : x
  2. Step 2: Convert to fraction form
    130,398.07/195,343.32 = 96,141.45/x
  3. Step 3: Cross multiply
    130,398.07x = 195,343.32 × 96,141.45
  4. Step 4: Simplify right side
    130,398.07x = 18,780,590,168.53
  5. Step 5: Solve for x
    x = 18,780,590,168.53/130,398.07
  6. Step 6: Final answer
    x = 144,025.06

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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.