Home / 86,246.22-118,980.45-62,335.02

Finding the Fourth Proportional to 86,246.22, 118,980.45 and 62,335.02

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Solution

The fourth proportional to 86,246.22, 118,980.45 and 62,335.02 is: 85,993.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,246.22 : 118,980.45 = 62,335.02 : x
  2. Step 2: Convert to fraction form
    86,246.22/118,980.45 = 62,335.02/x
  3. Step 3: Cross multiply
    86,246.22x = 118,980.45 × 62,335.02
  4. Step 4: Simplify right side
    86,246.22x = 7,416,648,730.36
  5. Step 5: Solve for x
    x = 7,416,648,730.36/86,246.22
  6. Step 6: Final answer
    x = 85,993.90

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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.