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Finding the Fourth Proportional to 84,017.25, 115,946.24 and 46,293.93

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Solution

The fourth proportional to 84,017.25, 115,946.24 and 46,293.93 is: 63,886.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,017.25 : 115,946.24 = 46,293.93 : x
  2. Step 2: Convert to fraction form
    84,017.25/115,946.24 = 46,293.93/x
  3. Step 3: Cross multiply
    84,017.25x = 115,946.24 × 46,293.93
  4. Step 4: Simplify right side
    84,017.25x = 5,367,606,886.85
  5. Step 5: Solve for x
    x = 5,367,606,886.85/84,017.25
  6. Step 6: Final answer
    x = 63,886.96

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1.5x scale

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.