Home / 80,907.53-111,652.02-46,935.72

Finding the Fourth Proportional to 80,907.53, 111,652.02 and 46,935.72

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Solution

The fourth proportional to 80,907.53, 111,652.02 and 46,935.72 is: 64,771.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,907.53 : 111,652.02 = 46,935.72 : x
  2. Step 2: Convert to fraction form
    80,907.53/111,652.02 = 46,935.72/x
  3. Step 3: Cross multiply
    80,907.53x = 111,652.02 × 46,935.72
  4. Step 4: Simplify right side
    80,907.53x = 5,240,467,948.15
  5. Step 5: Solve for x
    x = 5,240,467,948.15/80,907.53
  6. Step 6: Final answer
    x = 64,771.08

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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.