Home / 94,349.28-130,209.76-51,915.52

Finding the Fourth Proportional to 94,349.28, 130,209.76 and 51,915.52

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Solution

The fourth proportional to 94,349.28, 130,209.76 and 51,915.52 is: 71,647.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,349.28 : 130,209.76 = 51,915.52 : x
  2. Step 2: Convert to fraction form
    94,349.28/130,209.76 = 51,915.52/x
  3. Step 3: Cross multiply
    94,349.28x = 130,209.76 × 51,915.52
  4. Step 4: Simplify right side
    94,349.28x = 6,759,907,399.48
  5. Step 5: Solve for x
    x = 6,759,907,399.48/94,349.28
  6. Step 6: Final answer
    x = 71,647.68

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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.