Home / 144,222.55-216,354.32-44,391.06

Finding the Fourth Proportional to 144,222.55, 216,354.32 and 44,391.06

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Solution

The fourth proportional to 144,222.55, 216,354.32 and 44,391.06 is: 66,592.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,222.55 : 216,354.32 = 44,391.06 : x
  2. Step 2: Convert to fraction form
    144,222.55/216,354.32 = 44,391.06/x
  3. Step 3: Cross multiply
    144,222.55x = 216,354.32 × 44,391.06
  4. Step 4: Simplify right side
    144,222.55x = 9,604,197,600.38
  5. Step 5: Solve for x
    x = 9,604,197,600.38/144,222.55
  6. Step 6: Final answer
    x = 66,592.90

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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.