Home / 103,632.90-155,372.55-44,420.10

Finding the Fourth Proportional to 103,632.90, 155,372.55 and 44,420.10

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Solution

The fourth proportional to 103,632.90, 155,372.55 and 44,420.10 is: 66,597.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,632.90 : 155,372.55 = 44,420.10 : x
  2. Step 2: Convert to fraction form
    103,632.90/155,372.55 = 44,420.10/x
  3. Step 3: Cross multiply
    103,632.90x = 155,372.55 × 44,420.10
  4. Step 4: Simplify right side
    103,632.90x = 6,901,664,208.26
  5. Step 5: Solve for x
    x = 6,901,664,208.26/103,632.90
  6. Step 6: Final answer
    x = 66,597.23

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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.