Home / 348,390.01-522,636.96-123,731.58

Finding the Fourth Proportional to 348,390.01, 522,636.96 and 123,731.58

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Solution

The fourth proportional to 348,390.01, 522,636.96 and 123,731.58 is: 185,615.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,390.01 : 522,636.96 = 123,731.58 : x
  2. Step 2: Convert to fraction form
    348,390.01/522,636.96 = 123,731.58/x
  3. Step 3: Cross multiply
    348,390.01x = 522,636.96 × 123,731.58
  4. Step 4: Simplify right side
    348,390.01x = 64,666,694,145.34
  5. Step 5: Solve for x
    x = 64,666,694,145.34/348,390.01
  6. Step 6: Final answer
    x = 185,615.81

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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.