Home / 94,351.64-130,205.48-51,912.90

Finding the Fourth Proportional to 94,351.64, 130,205.48 and 51,912.90

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Solution

The fourth proportional to 94,351.64, 130,205.48 and 51,912.90 is: 71,639.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,351.64 : 130,205.48 = 51,912.90 : x
  2. Step 2: Convert to fraction form
    94,351.64/130,205.48 = 51,912.90/x
  3. Step 3: Cross multiply
    94,351.64x = 130,205.48 × 51,912.90
  4. Step 4: Simplify right side
    94,351.64x = 6,759,343,803.13
  5. Step 5: Solve for x
    x = 6,759,343,803.13/94,351.64
  6. Step 6: Final answer
    x = 71,639.92

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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.