Home / 130,527.70-195,637.95-68,166.10

Finding the Fourth Proportional to 130,527.70, 195,637.95 and 68,166.10

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Solution

The fourth proportional to 130,527.70, 195,637.95 and 68,166.10 is: 102,168.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,527.70 : 195,637.95 = 68,166.10 : x
  2. Step 2: Convert to fraction form
    130,527.70/195,637.95 = 68,166.10/x
  3. Step 3: Cross multiply
    130,527.70x = 195,637.95 × 68,166.10
  4. Step 4: Simplify right side
    130,527.70x = 13,335,876,063.50
  5. Step 5: Solve for x
    x = 13,335,876,063.50/130,527.70
  6. Step 6: Final answer
    x = 102,168.93

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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.