Home / 94,045.04-129,782.17-53,759.69

Finding the Fourth Proportional to 94,045.04, 129,782.17 and 53,759.69

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Solution

The fourth proportional to 94,045.04, 129,782.17 and 53,759.69 is: 74,188.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,045.04 : 129,782.17 = 53,759.69 : x
  2. Step 2: Convert to fraction form
    94,045.04/129,782.17 = 53,759.69/x
  3. Step 3: Cross multiply
    94,045.04x = 129,782.17 × 53,759.69
  4. Step 4: Simplify right side
    94,045.04x = 6,977,049,131.70
  5. Step 5: Solve for x
    x = 6,977,049,131.70/94,045.04
  6. Step 6: Final answer
    x = 74,188.38

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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.