Home / 69,915.23-96,445.10-41,615.45

Finding the Fourth Proportional to 69,915.23, 96,445.10 and 41,615.45

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Solution

The fourth proportional to 69,915.23, 96,445.10 and 41,615.45 is: 57,406.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,915.23 : 96,445.10 = 41,615.45 : x
  2. Step 2: Convert to fraction form
    69,915.23/96,445.10 = 41,615.45/x
  3. Step 3: Cross multiply
    69,915.23x = 96,445.10 × 41,615.45
  4. Step 4: Simplify right side
    69,915.23x = 4,013,605,858.61
  5. Step 5: Solve for x
    x = 4,013,605,858.61/69,915.23
  6. Step 6: Final answer
    x = 57,406.75

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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.