Home / 148,139.88-222,237.47-59,400.33

Finding the Fourth Proportional to 148,139.88, 222,237.47 and 59,400.33

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Solution

The fourth proportional to 148,139.88, 222,237.47 and 59,400.33 is: 89,111.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,139.88 : 222,237.47 = 59,400.33 : x
  2. Step 2: Convert to fraction form
    148,139.88/222,237.47 = 59,400.33/x
  3. Step 3: Cross multiply
    148,139.88x = 222,237.47 × 59,400.33
  4. Step 4: Simplify right side
    148,139.88x = 13,200,978,759.36
  5. Step 5: Solve for x
    x = 13,200,978,759.36/148,139.88
  6. Step 6: Final answer
    x = 89,111.58

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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.