Home / 134,582.31-201,707.21-68,041.42

Finding the Fourth Proportional to 134,582.31, 201,707.21 and 68,041.42

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Solution

The fourth proportional to 134,582.31, 201,707.21 and 68,041.42 is: 101,978.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,582.31 : 201,707.21 = 68,041.42 : x
  2. Step 2: Convert to fraction form
    134,582.31/201,707.21 = 68,041.42/x
  3. Step 3: Cross multiply
    134,582.31x = 201,707.21 × 68,041.42
  4. Step 4: Simplify right side
    134,582.31x = 13,724,444,658.47
  5. Step 5: Solve for x
    x = 13,724,444,658.47/134,582.31
  6. Step 6: Final answer
    x = 101,978.07

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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.