Home / 85,567.48-118,083.45-47,841.64

Finding the Fourth Proportional to 85,567.48, 118,083.45 and 47,841.64

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Solution

The fourth proportional to 85,567.48, 118,083.45 and 47,841.64 is: 66,021.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,567.48 : 118,083.45 = 47,841.64 : x
  2. Step 2: Convert to fraction form
    85,567.48/118,083.45 = 47,841.64/x
  3. Step 3: Cross multiply
    85,567.48x = 118,083.45 × 47,841.64
  4. Step 4: Simplify right side
    85,567.48x = 5,649,305,904.86
  5. Step 5: Solve for x
    x = 5,649,305,904.86/85,567.48
  6. Step 6: Final answer
    x = 66,021.65

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1.5x scale

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.