Home / 40,915.36-61,032.29-40,238.00

Finding the Fourth Proportional to 40,915.36, 61,032.29 and 40,238.00

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Solution

The fourth proportional to 40,915.36, 61,032.29 and 40,238.00 is: 60,021.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,915.36 : 61,032.29 = 40,238.00 : x
  2. Step 2: Convert to fraction form
    40,915.36/61,032.29 = 40,238.00/x
  3. Step 3: Cross multiply
    40,915.36x = 61,032.29 × 40,238.00
  4. Step 4: Simplify right side
    40,915.36x = 2,455,817,007.54
  5. Step 5: Solve for x
    x = 2,455,817,007.54/40,915.36
  6. Step 6: Final answer
    x = 60,021.88

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.