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Finding the Fourth Proportional to 46,480.88, 64,140.98 and 25,260

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Solution

The fourth proportional to 46,480.88, 64,140.98 and 25,260 is: 34,857.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,480.88 : 64,140.98 = 25,260 : x
  2. Step 2: Convert to fraction form
    46,480.88/64,140.98 = 25,260/x
  3. Step 3: Cross multiply
    46,480.88x = 64,140.98 × 25,260
  4. Step 4: Simplify right side
    46,480.88x = 1,620,201,154.80
  5. Step 5: Solve for x
    x = 1,620,201,154.80/46,480.88
  6. Step 6: Final answer
    x = 34,857.37

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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.