Home / 140,454.37-210,637.81-46,938.25

Finding the Fourth Proportional to 140,454.37, 210,637.81 and 46,938.25

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Solution

The fourth proportional to 140,454.37, 210,637.81 and 46,938.25 is: 70,392.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,454.37 : 210,637.81 = 46,938.25 : x
  2. Step 2: Convert to fraction form
    140,454.37/210,637.81 = 46,938.25/x
  3. Step 3: Cross multiply
    140,454.37x = 210,637.81 × 46,938.25
  4. Step 4: Simplify right side
    140,454.37x = 9,886,970,185.23
  5. Step 5: Solve for x
    x = 9,886,970,185.23/140,454.37
  6. Step 6: Final answer
    x = 70,392.76

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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.