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Finding the Fourth Proportional to 60,907.99, 91,362.99 and 21,465.58

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Solution

The fourth proportional to 60,907.99, 91,362.99 and 21,465.58 is: 32,198.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,907.99 : 91,362.99 = 21,465.58 : x
  2. Step 2: Convert to fraction form
    60,907.99/91,362.99 = 21,465.58/x
  3. Step 3: Cross multiply
    60,907.99x = 91,362.99 × 21,465.58
  4. Step 4: Simplify right side
    60,907.99x = 1,961,159,570.88
  5. Step 5: Solve for x
    x = 1,961,159,570.88/60,907.99
  6. Step 6: Final answer
    x = 32,198.72

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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.