Home / 103,681.33-155,521.85-32,610.21

Finding the Fourth Proportional to 103,681.33, 155,521.85 and 32,610.21

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Solution

The fourth proportional to 103,681.33, 155,521.85 and 32,610.21 is: 48,915.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,681.33 : 155,521.85 = 32,610.21 : x
  2. Step 2: Convert to fraction form
    103,681.33/155,521.85 = 32,610.21/x
  3. Step 3: Cross multiply
    103,681.33x = 155,521.85 × 32,610.21
  4. Step 4: Simplify right side
    103,681.33x = 5,071,600,188.09
  5. Step 5: Solve for x
    x = 5,071,600,188.09/103,681.33
  6. Step 6: Final answer
    x = 48,915.27

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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.