Home / 86,064.96-118,767.27-47,823.51

Finding the Fourth Proportional to 86,064.96, 118,767.27 and 47,823.51

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Solution

The fourth proportional to 86,064.96, 118,767.27 and 47,823.51 is: 65,995.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,064.96 : 118,767.27 = 47,823.51 : x
  2. Step 2: Convert to fraction form
    86,064.96/118,767.27 = 47,823.51/x
  3. Step 3: Cross multiply
    86,064.96x = 118,767.27 × 47,823.51
  4. Step 4: Simplify right side
    86,064.96x = 5,679,867,724.52
  5. Step 5: Solve for x
    x = 5,679,867,724.52/86,064.96
  6. Step 6: Final answer
    x = 65,995.12

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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.