Home / 103,685.16-155,552.46-33,564.49

Finding the Fourth Proportional to 103,685.16, 155,552.46 and 33,564.49

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Solution

The fourth proportional to 103,685.16, 155,552.46 and 33,564.49 is: 50,354.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,685.16 : 155,552.46 = 33,564.49 : x
  2. Step 2: Convert to fraction form
    103,685.16/155,552.46 = 33,564.49/x
  3. Step 3: Cross multiply
    103,685.16x = 155,552.46 × 33,564.49
  4. Step 4: Simplify right side
    103,685.16x = 5,221,038,988.15
  5. Step 5: Solve for x
    x = 5,221,038,988.15/103,685.16
  6. Step 6: Final answer
    x = 50,354.74

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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.