Home / 97,209.45-145,800.33-30,640.93

Finding the Fourth Proportional to 97,209.45, 145,800.33 and 30,640.93

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Solution

The fourth proportional to 97,209.45, 145,800.33 and 30,640.93 is: 45,957.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,209.45 : 145,800.33 = 30,640.93 : x
  2. Step 2: Convert to fraction form
    97,209.45/145,800.33 = 30,640.93/x
  3. Step 3: Cross multiply
    97,209.45x = 145,800.33 × 30,640.93
  4. Step 4: Simplify right side
    97,209.45x = 4,467,457,705.51
  5. Step 5: Solve for x
    x = 4,467,457,705.51/97,209.45
  6. Step 6: Final answer
    x = 45,957.03

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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.