Home / 94,475.09-130,429.85-62,687.09

Finding the Fourth Proportional to 94,475.09, 130,429.85 and 62,687.09

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Solution

The fourth proportional to 94,475.09, 130,429.85 and 62,687.09 is: 86,544.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,475.09 : 130,429.85 = 62,687.09 : x
  2. Step 2: Convert to fraction form
    94,475.09/130,429.85 = 62,687.09/x
  3. Step 3: Cross multiply
    94,475.09x = 130,429.85 × 62,687.09
  4. Step 4: Simplify right side
    94,475.09x = 8,176,267,745.64
  5. Step 5: Solve for x
    x = 8,176,267,745.64/94,475.09
  6. Step 6: Final answer
    x = 86,544.16

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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.