Home / 84,971.03-117,257.52-46,730.72

Finding the Fourth Proportional to 84,971.03, 117,257.52 and 46,730.72

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Solution

The fourth proportional to 84,971.03, 117,257.52 and 46,730.72 is: 64,487.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,971.03 : 117,257.52 = 46,730.72 : x
  2. Step 2: Convert to fraction form
    84,971.03/117,257.52 = 46,730.72/x
  3. Step 3: Cross multiply
    84,971.03x = 117,257.52 × 46,730.72
  4. Step 4: Simplify right side
    84,971.03x = 5,479,528,803.40
  5. Step 5: Solve for x
    x = 5,479,528,803.40/84,971.03
  6. Step 6: Final answer
    x = 64,487.03

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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.