Home / 148,643.35-222,972.55-42,035.00

Finding the Fourth Proportional to 148,643.35, 222,972.55 and 42,035.00

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Solution

The fourth proportional to 148,643.35, 222,972.55 and 42,035.00 is: 63,054.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,643.35 : 222,972.55 = 42,035.00 : x
  2. Step 2: Convert to fraction form
    148,643.35/222,972.55 = 42,035.00/x
  3. Step 3: Cross multiply
    148,643.35x = 222,972.55 × 42,035.00
  4. Step 4: Simplify right side
    148,643.35x = 9,372,651,173.52
  5. Step 5: Solve for x
    x = 9,372,651,173.52/148,643.35
  6. Step 6: Final answer
    x = 63,054.63

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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.