Home / 141,242.46-211,835.73-70,090.86

Finding the Fourth Proportional to 141,242.46, 211,835.73 and 70,090.86

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Solution

The fourth proportional to 141,242.46, 211,835.73 and 70,090.86 is: 105,122.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,242.46 : 211,835.73 = 70,090.86 : x
  2. Step 2: Convert to fraction form
    141,242.46/211,835.73 = 70,090.86/x
  3. Step 3: Cross multiply
    141,242.46x = 211,835.73 × 70,090.86
  4. Step 4: Simplify right side
    141,242.46x = 14,847,748,494.43
  5. Step 5: Solve for x
    x = 14,847,748,494.43/141,242.46
  6. Step 6: Final answer
    x = 105,122.41

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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.