Home / 103,681.46-155,549.37-32,601.21

Finding the Fourth Proportional to 103,681.46, 155,549.37 and 32,601.21

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Solution

The fourth proportional to 103,681.46, 155,549.37 and 32,601.21 is: 48,910.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,681.46 : 155,549.37 = 32,601.21 : x
  2. Step 2: Convert to fraction form
    103,681.46/155,549.37 = 32,601.21/x
  3. Step 3: Cross multiply
    103,681.46x = 155,549.37 × 32,601.21
  4. Step 4: Simplify right side
    103,681.46x = 5,071,097,676.74
  5. Step 5: Solve for x
    x = 5,071,097,676.74/103,681.46
  6. Step 6: Final answer
    x = 48,910.36

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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.