Home / 94,045.26-129,782.46-53,759.91

Finding the Fourth Proportional to 94,045.26, 129,782.46 and 53,759.91

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Solution

The fourth proportional to 94,045.26, 129,782.46 and 53,759.91 is: 74,188.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,045.26 : 129,782.46 = 53,759.91 : x
  2. Step 2: Convert to fraction form
    94,045.26/129,782.46 = 53,759.91/x
  3. Step 3: Cross multiply
    94,045.26x = 129,782.46 × 53,759.91
  4. Step 4: Simplify right side
    94,045.26x = 6,977,093,369.18
  5. Step 5: Solve for x
    x = 6,977,093,369.18/94,045.26
  6. Step 6: Final answer
    x = 74,188.68

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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.