Home / 355,848.22-533,772.69-145,486.16

Finding the Fourth Proportional to 355,848.22, 533,772.69 and 145,486.16

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Solution

The fourth proportional to 355,848.22, 533,772.69 and 145,486.16 is: 218,229.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,848.22 : 533,772.69 = 145,486.16 : x
  2. Step 2: Convert to fraction form
    355,848.22/533,772.69 = 145,486.16/x
  3. Step 3: Cross multiply
    355,848.22x = 533,772.69 × 145,486.16
  4. Step 4: Simplify right side
    355,848.22x = 77,656,537,768.18
  5. Step 5: Solve for x
    x = 77,656,537,768.18/355,848.22
  6. Step 6: Final answer
    x = 218,229.38

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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.