Home / 94,042.07-129,779.24-51,021.85

Finding the Fourth Proportional to 94,042.07, 129,779.24 and 51,021.85

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Solution

The fourth proportional to 94,042.07, 129,779.24 and 51,021.85 is: 70,410.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,042.07 : 129,779.24 = 51,021.85 : x
  2. Step 2: Convert to fraction form
    94,042.07/129,779.24 = 51,021.85/x
  3. Step 3: Cross multiply
    94,042.07x = 129,779.24 × 51,021.85
  4. Step 4: Simplify right side
    94,042.07x = 6,621,576,916.39
  5. Step 5: Solve for x
    x = 6,621,576,916.39/94,042.07
  6. Step 6: Final answer
    x = 70,410.80

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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.