Home / 355,165.30-533,050.35-144,954.10

Finding the Fourth Proportional to 355,165.30, 533,050.35 and 144,954.10

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Solution

The fourth proportional to 355,165.30, 533,050.35 and 144,954.10 is: 217,554.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,165.30 : 533,050.35 = 144,954.10 : x
  2. Step 2: Convert to fraction form
    355,165.30/533,050.35 = 144,954.10/x
  3. Step 3: Cross multiply
    355,165.30x = 533,050.35 × 144,954.10
  4. Step 4: Simplify right side
    355,165.30x = 77,267,833,738.94
  5. Step 5: Solve for x
    x = 77,267,833,738.94/355,165.30
  6. Step 6: Final answer
    x = 217,554.57

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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.