Home / 134,087.51-201,140.87-40,600.55

Finding the Fourth Proportional to 134,087.51, 201,140.87 and 40,600.55

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Solution

The fourth proportional to 134,087.51, 201,140.87 and 40,600.55 is: 60,903.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,087.51 : 201,140.87 = 40,600.55 : x
  2. Step 2: Convert to fraction form
    134,087.51/201,140.87 = 40,600.55/x
  3. Step 3: Cross multiply
    134,087.51x = 201,140.87 × 40,600.55
  4. Step 4: Simplify right side
    134,087.51x = 8,166,429,746.48
  5. Step 5: Solve for x
    x = 8,166,429,746.48/134,087.51
  6. Step 6: Final answer
    x = 60,903.73

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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.