Home / 148,485.88-222,705.15-43,280.26

Finding the Fourth Proportional to 148,485.88, 222,705.15 and 43,280.26

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Solution

The fourth proportional to 148,485.88, 222,705.15 and 43,280.26 is: 64,913.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,485.88 : 222,705.15 = 43,280.26 : x
  2. Step 2: Convert to fraction form
    148,485.88/222,705.15 = 43,280.26/x
  3. Step 3: Cross multiply
    148,485.88x = 222,705.15 × 43,280.26
  4. Step 4: Simplify right side
    148,485.88x = 9,638,736,795.34
  5. Step 5: Solve for x
    x = 9,638,736,795.34/148,485.88
  6. Step 6: Final answer
    x = 64,913.49

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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.