Home / 140,575.14-210,862.98-35,393.40

Finding the Fourth Proportional to 140,575.14, 210,862.98 and 35,393.40

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Solution

The fourth proportional to 140,575.14, 210,862.98 and 35,393.40 is: 53,090.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,575.14 : 210,862.98 = 35,393.40 : x
  2. Step 2: Convert to fraction form
    140,575.14/210,862.98 = 35,393.40/x
  3. Step 3: Cross multiply
    140,575.14x = 210,862.98 × 35,393.40
  4. Step 4: Simplify right side
    140,575.14x = 7,463,157,796.33
  5. Step 5: Solve for x
    x = 7,463,157,796.33/140,575.14
  6. Step 6: Final answer
    x = 53,090.17

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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.