Home / 140,265.36-210,399.84-46,771.08

Finding the Fourth Proportional to 140,265.36, 210,399.84 and 46,771.08

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Solution

The fourth proportional to 140,265.36, 210,399.84 and 46,771.08 is: 70,157.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,265.36 : 210,399.84 = 46,771.08 : x
  2. Step 2: Convert to fraction form
    140,265.36/210,399.84 = 46,771.08/x
  3. Step 3: Cross multiply
    140,265.36x = 210,399.84 × 46,771.08
  4. Step 4: Simplify right side
    140,265.36x = 9,840,627,748.63
  5. Step 5: Solve for x
    x = 9,840,627,748.63/140,265.36
  6. Step 6: Final answer
    x = 70,157.22

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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.