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Finding the Fourth Proportional to 134,053.76, 201,090.32 and 40,566.88

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Solution

The fourth proportional to 134,053.76, 201,090.32 and 40,566.88 is: 60,853.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,053.76 : 201,090.32 = 40,566.88 : x
  2. Step 2: Convert to fraction form
    134,053.76/201,090.32 = 40,566.88/x
  3. Step 3: Cross multiply
    134,053.76x = 201,090.32 × 40,566.88
  4. Step 4: Simplify right side
    134,053.76x = 8,157,606,880.60
  5. Step 5: Solve for x
    x = 8,157,606,880.60/134,053.76
  6. Step 6: Final answer
    x = 60,853.25

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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.