Home / 83,848.64-115,708.70-46,122.89

Finding the Fourth Proportional to 83,848.64, 115,708.70 and 46,122.89

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Solution

The fourth proportional to 83,848.64, 115,708.70 and 46,122.89 is: 63,648.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,848.64 : 115,708.70 = 46,122.89 : x
  2. Step 2: Convert to fraction form
    83,848.64/115,708.70 = 46,122.89/x
  3. Step 3: Cross multiply
    83,848.64x = 115,708.70 × 46,122.89
  4. Step 4: Simplify right side
    83,848.64x = 5,336,819,642.14
  5. Step 5: Solve for x
    x = 5,336,819,642.14/83,848.64
  6. Step 6: Final answer
    x = 63,648.26

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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.