Home / 142,334.60-213,498.48-46,271.68

Finding the Fourth Proportional to 142,334.60, 213,498.48 and 46,271.68

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Solution

The fourth proportional to 142,334.60, 213,498.48 and 46,271.68 is: 69,406.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,334.60 : 213,498.48 = 46,271.68 : x
  2. Step 2: Convert to fraction form
    142,334.60/213,498.48 = 46,271.68/x
  3. Step 3: Cross multiply
    142,334.60x = 213,498.48 × 46,271.68
  4. Step 4: Simplify right side
    142,334.60x = 9,878,933,797.33
  5. Step 5: Solve for x
    x = 9,878,933,797.33/142,334.60
  6. Step 6: Final answer
    x = 69,406.41

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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.