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Finding the Fourth Proportional to 357,094.32, 535,676.04 and 104,369.12

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Solution

The fourth proportional to 357,094.32, 535,676.04 and 104,369.12 is: 156,563.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,094.32 : 535,676.04 = 104,369.12 : x
  2. Step 2: Convert to fraction form
    357,094.32/535,676.04 = 104,369.12/x
  3. Step 3: Cross multiply
    357,094.32x = 535,676.04 × 104,369.12
  4. Step 4: Simplify right side
    357,094.32x = 55,908,036,899.88
  5. Step 5: Solve for x
    x = 55,908,036,899.88/357,094.32
  6. Step 6: Final answer
    x = 156,563.78

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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.