Home / 94,354.57-130,209.32-51,912.19

Finding the Fourth Proportional to 94,354.57, 130,209.32 and 51,912.19

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Solution

The fourth proportional to 94,354.57, 130,209.32 and 51,912.19 is: 71,638.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,354.57 : 130,209.32 = 51,912.19 : x
  2. Step 2: Convert to fraction form
    94,354.57/130,209.32 = 51,912.19/x
  3. Step 3: Cross multiply
    94,354.57x = 130,209.32 × 51,912.19
  4. Step 4: Simplify right side
    94,354.57x = 6,759,450,959.61
  5. Step 5: Solve for x
    x = 6,759,450,959.61/94,354.57
  6. Step 6: Final answer
    x = 71,638.83

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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.