Home / 142,458.33-213,608.62-58,277.64

Finding the Fourth Proportional to 142,458.33, 213,608.62 and 58,277.64

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Solution

The fourth proportional to 142,458.33, 213,608.62 and 58,277.64 is: 87,384.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,458.33 : 213,608.62 = 58,277.64 : x
  2. Step 2: Convert to fraction form
    142,458.33/213,608.62 = 58,277.64/x
  3. Step 3: Cross multiply
    142,458.33x = 213,608.62 × 58,277.64
  4. Step 4: Simplify right side
    142,458.33x = 12,448,606,257.26
  5. Step 5: Solve for x
    x = 12,448,606,257.26/142,458.33
  6. Step 6: Final answer
    x = 87,384.19

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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.