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Finding the Fourth Proportional to 65,907.12, 98,860.65 and 26,464.22

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Solution

The fourth proportional to 65,907.12, 98,860.65 and 26,464.22 is: 39,696.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,907.12 : 98,860.65 = 26,464.22 : x
  2. Step 2: Convert to fraction form
    65,907.12/98,860.65 = 26,464.22/x
  3. Step 3: Cross multiply
    65,907.12x = 98,860.65 × 26,464.22
  4. Step 4: Simplify right side
    65,907.12x = 2,616,269,916.99
  5. Step 5: Solve for x
    x = 2,616,269,916.99/65,907.12
  6. Step 6: Final answer
    x = 39,696.32

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1.5x scale

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.