Home / 68,349.53-94,329.65-38,145.35

Finding the Fourth Proportional to 68,349.53, 94,329.65 and 38,145.35

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Solution

The fourth proportional to 68,349.53, 94,329.65 and 38,145.35 is: 52,644.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,349.53 : 94,329.65 = 38,145.35 : x
  2. Step 2: Convert to fraction form
    68,349.53/94,329.65 = 38,145.35/x
  3. Step 3: Cross multiply
    68,349.53x = 94,329.65 × 38,145.35
  4. Step 4: Simplify right side
    68,349.53x = 3,598,237,323.90
  5. Step 5: Solve for x
    x = 3,598,237,323.90/68,349.53
  6. Step 6: Final answer
    x = 52,644.65

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1.5x scale

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.