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Finding the Fourth Proportional to 149,720.60, 224,580.90 and 44,525.90

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Solution

The fourth proportional to 149,720.60, 224,580.90 and 44,525.90 is: 66,788.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,720.60 : 224,580.90 = 44,525.90 : x
  2. Step 2: Convert to fraction form
    149,720.60/224,580.90 = 44,525.90/x
  3. Step 3: Cross multiply
    149,720.60x = 224,580.90 × 44,525.90
  4. Step 4: Simplify right side
    149,720.60x = 9,999,666,695.31
  5. Step 5: Solve for x
    x = 9,999,666,695.31/149,720.60
  6. Step 6: Final answer
    x = 66,788.85

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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.