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Finding the Fourth Proportional to 114,544.44, 158,070.78 and 64,243.44

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Solution

The fourth proportional to 114,544.44, 158,070.78 and 64,243.44 is: 88,655.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,544.44 : 158,070.78 = 64,243.44 : x
  2. Step 2: Convert to fraction form
    114,544.44/158,070.78 = 64,243.44/x
  3. Step 3: Cross multiply
    114,544.44x = 158,070.78 × 64,243.44
  4. Step 4: Simplify right side
    114,544.44x = 10,155,010,670.68
  5. Step 5: Solve for x
    x = 10,155,010,670.68/114,544.44
  6. Step 6: Final answer
    x = 88,655.64

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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.