Home / 130,864.46-195,926.95-106,705.55

Finding the Fourth Proportional to 130,864.46, 195,926.95 and 106,705.55

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Solution

The fourth proportional to 130,864.46, 195,926.95 and 106,705.55 is: 159,756.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,864.46 : 195,926.95 = 106,705.55 : x
  2. Step 2: Convert to fraction form
    130,864.46/195,926.95 = 106,705.55/x
  3. Step 3: Cross multiply
    130,864.46x = 195,926.95 × 106,705.55
  4. Step 4: Simplify right side
    130,864.46x = 20,906,493,582.77
  5. Step 5: Solve for x
    x = 20,906,493,582.77/130,864.46
  6. Step 6: Final answer
    x = 159,756.85

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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.