Home / 97,476.48-146,222.36-30,920.40

Finding the Fourth Proportional to 97,476.48, 146,222.36 and 30,920.40

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Solution

The fourth proportional to 97,476.48, 146,222.36 and 30,920.40 is: 46,383.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,476.48 : 146,222.36 = 30,920.40 : x
  2. Step 2: Convert to fraction form
    97,476.48/146,222.36 = 30,920.40/x
  3. Step 3: Cross multiply
    97,476.48x = 146,222.36 × 30,920.40
  4. Step 4: Simplify right side
    97,476.48x = 4,521,253,860.14
  5. Step 5: Solve for x
    x = 4,521,253,860.14/97,476.48
  6. Step 6: Final answer
    x = 46,383.02

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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.