Home / 145,090.24-217,466.88-82,804.48

Finding the Fourth Proportional to 145,090.24, 217,466.88 and 82,804.48

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Solution

The fourth proportional to 145,090.24, 217,466.88 and 82,804.48 is: 124,110.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,090.24 : 217,466.88 = 82,804.48 : x
  2. Step 2: Convert to fraction form
    145,090.24/217,466.88 = 82,804.48/x
  3. Step 3: Cross multiply
    145,090.24x = 217,466.88 × 82,804.48
  4. Step 4: Simplify right side
    145,090.24x = 18,007,231,915.62
  5. Step 5: Solve for x
    x = 18,007,231,915.62/145,090.24
  6. Step 6: Final answer
    x = 124,110.57

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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.