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Finding the Fourth Proportional to 114,556, 158,089.44 and 64,258.24

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Solution

The fourth proportional to 114,556, 158,089.44 and 64,258.24 is: 88,677.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,556 : 158,089.44 = 64,258.24 : x
  2. Step 2: Convert to fraction form
    114,556/158,089.44 = 64,258.24/x
  3. Step 3: Cross multiply
    114,556x = 158,089.44 × 64,258.24
  4. Step 4: Simplify right side
    114,556x = 10,158,549,176.99
  5. Step 5: Solve for x
    x = 10,158,549,176.99/114,556
  6. Step 6: Final answer
    x = 88,677.58

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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.