Home / 134,618.64-201,953.88-45,877.20

Finding the Fourth Proportional to 134,618.64, 201,953.88 and 45,877.20

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Solution

The fourth proportional to 134,618.64, 201,953.88 and 45,877.20 is: 68,824.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,618.64 : 201,953.88 = 45,877.20 : x
  2. Step 2: Convert to fraction form
    134,618.64/201,953.88 = 45,877.20/x
  3. Step 3: Cross multiply
    134,618.64x = 201,953.88 × 45,877.20
  4. Step 4: Simplify right side
    134,618.64x = 9,265,078,543.54
  5. Step 5: Solve for x
    x = 9,265,078,543.54/134,618.64
  6. Step 6: Final answer
    x = 68,824.63

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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.