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Finding the Fourth Proportional to 46,125.70, 69,214.84 and 18,048.02

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Solution

The fourth proportional to 46,125.70, 69,214.84 and 18,048.02 is: 27,082.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,125.70 : 69,214.84 = 18,048.02 : x
  2. Step 2: Convert to fraction form
    46,125.70/69,214.84 = 18,048.02/x
  3. Step 3: Cross multiply
    46,125.70x = 69,214.84 × 18,048.02
  4. Step 4: Simplify right side
    46,125.70x = 1,249,190,816.62
  5. Step 5: Solve for x
    x = 1,249,190,816.62/46,125.70
  6. Step 6: Final answer
    x = 27,082.32

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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.