Home / 85,575.08-118,094.36-47,849.33

Finding the Fourth Proportional to 85,575.08, 118,094.36 and 47,849.33

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Solution

The fourth proportional to 85,575.08, 118,094.36 and 47,849.33 is: 66,032.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,575.08 : 118,094.36 = 47,849.33 : x
  2. Step 2: Convert to fraction form
    85,575.08/118,094.36 = 47,849.33/x
  3. Step 3: Cross multiply
    85,575.08x = 118,094.36 × 47,849.33
  4. Step 4: Simplify right side
    85,575.08x = 5,650,736,058.77
  5. Step 5: Solve for x
    x = 5,650,736,058.77/85,575.08
  6. Step 6: Final answer
    x = 66,032.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.