Home / 57,148.32-85,775.10-29,088.42

Finding the Fourth Proportional to 57,148.32, 85,775.10 and 29,088.42

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Solution

The fourth proportional to 57,148.32, 85,775.10 and 29,088.42 is: 43,659.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,148.32 : 85,775.10 = 29,088.42 : x
  2. Step 2: Convert to fraction form
    57,148.32/85,775.10 = 29,088.42/x
  3. Step 3: Cross multiply
    57,148.32x = 85,775.10 × 29,088.42
  4. Step 4: Simplify right side
    57,148.32x = 2,495,062,186.09
  5. Step 5: Solve for x
    x = 2,495,062,186.09/57,148.32
  6. Step 6: Final answer
    x = 43,659.42

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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.