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Finding the Fourth Proportional to 114,907.24, 158,578.02 and 64,609.48

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Solution

The fourth proportional to 114,907.24, 158,578.02 and 64,609.48 is: 89,164.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,907.24 : 158,578.02 = 64,609.48 : x
  2. Step 2: Convert to fraction form
    114,907.24/158,578.02 = 64,609.48/x
  3. Step 3: Cross multiply
    114,907.24x = 158,578.02 × 64,609.48
  4. Step 4: Simplify right side
    114,907.24x = 10,245,643,411.63
  5. Step 5: Solve for x
    x = 10,245,643,411.63/114,907.24
  6. Step 6: Final answer
    x = 89,164.47

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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.