Home / 141,497.12-212,245.67-96,988.93

Finding the Fourth Proportional to 141,497.12, 212,245.67 and 96,988.93

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Solution

The fourth proportional to 141,497.12, 212,245.67 and 96,988.93 is: 145,483.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,497.12 : 212,245.67 = 96,988.93 : x
  2. Step 2: Convert to fraction form
    141,497.12/212,245.67 = 96,988.93/x
  3. Step 3: Cross multiply
    141,497.12x = 212,245.67 × 96,988.93
  4. Step 4: Simplify right side
    141,497.12x = 20,585,481,105.90
  5. Step 5: Solve for x
    x = 20,585,481,105.90/141,497.12
  6. Step 6: Final answer
    x = 145,483.40

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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.