Home / 103,684.15-155,526.23-51,196.15

Finding the Fourth Proportional to 103,684.15, 155,526.23 and 51,196.15

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Solution

The fourth proportional to 103,684.15, 155,526.23 and 51,196.15 is: 76,794.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,684.15 : 155,526.23 = 51,196.15 : x
  2. Step 2: Convert to fraction form
    103,684.15/155,526.23 = 51,196.15/x
  3. Step 3: Cross multiply
    103,684.15x = 155,526.23 × 51,196.15
  4. Step 4: Simplify right side
    103,684.15x = 7,962,344,200.01
  5. Step 5: Solve for x
    x = 7,962,344,200.01/103,684.15
  6. Step 6: Final answer
    x = 76,794.23

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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.