Home / 64,909.49-97,324.94-31,596.21

Finding the Fourth Proportional to 64,909.49, 97,324.94 and 31,596.21

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Solution

The fourth proportional to 64,909.49, 97,324.94 and 31,596.21 is: 47,375.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,909.49 : 97,324.94 = 31,596.21 : x
  2. Step 2: Convert to fraction form
    64,909.49/97,324.94 = 31,596.21/x
  3. Step 3: Cross multiply
    64,909.49x = 97,324.94 × 31,596.21
  4. Step 4: Simplify right side
    64,909.49x = 3,075,099,321.47
  5. Step 5: Solve for x
    x = 3,075,099,321.47/64,909.49
  6. Step 6: Final answer
    x = 47,375.19

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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.