Home / 86,094.72-118,804.95-47,851.79

Finding the Fourth Proportional to 86,094.72, 118,804.95 and 47,851.79

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Solution

The fourth proportional to 86,094.72, 118,804.95 and 47,851.79 is: 66,032.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,094.72 : 118,804.95 = 47,851.79 : x
  2. Step 2: Convert to fraction form
    86,094.72/118,804.95 = 47,851.79/x
  3. Step 3: Cross multiply
    86,094.72x = 118,804.95 × 47,851.79
  4. Step 4: Simplify right side
    86,094.72x = 5,685,029,518.36
  5. Step 5: Solve for x
    x = 5,685,029,518.36/86,094.72
  6. Step 6: Final answer
    x = 66,032.27

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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.