Home / 68,160.08-94,060.01-39,483.65

Finding the Fourth Proportional to 68,160.08, 94,060.01 and 39,483.65

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Solution

The fourth proportional to 68,160.08, 94,060.01 and 39,483.65 is: 54,486.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,160.08 : 94,060.01 = 39,483.65 : x
  2. Step 2: Convert to fraction form
    68,160.08/94,060.01 = 39,483.65/x
  3. Step 3: Cross multiply
    68,160.08x = 94,060.01 × 39,483.65
  4. Step 4: Simplify right side
    68,160.08x = 3,713,832,142.25
  5. Step 5: Solve for x
    x = 3,713,832,142.25/68,160.08
  6. Step 6: Final answer
    x = 54,486.91

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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.