Home / 57,915.36-86,782.32-46,225.44

Finding the Fourth Proportional to 57,915.36, 86,782.32 and 46,225.44

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Solution

The fourth proportional to 57,915.36, 86,782.32 and 46,225.44 is: 69,265.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,915.36 : 86,782.32 = 46,225.44 : x
  2. Step 2: Convert to fraction form
    57,915.36/86,782.32 = 46,225.44/x
  3. Step 3: Cross multiply
    57,915.36x = 86,782.32 × 46,225.44
  4. Step 4: Simplify right side
    57,915.36x = 4,011,550,926.22
  5. Step 5: Solve for x
    x = 4,011,550,926.22/57,915.36
  6. Step 6: Final answer
    x = 69,265.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.