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Finding the Fourth Proportional to 114,272.64, 157,611.20 and 73,955.30

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Solution

The fourth proportional to 114,272.64, 157,611.20 and 73,955.30 is: 102,003.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,272.64 : 157,611.20 = 73,955.30 : x
  2. Step 2: Convert to fraction form
    114,272.64/157,611.20 = 73,955.30/x
  3. Step 3: Cross multiply
    114,272.64x = 157,611.20 × 73,955.30
  4. Step 4: Simplify right side
    114,272.64x = 11,656,182,421.53
  5. Step 5: Solve for x
    x = 11,656,182,421.53/114,272.64
  6. Step 6: Final answer
    x = 102,003.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.