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Finding the Fourth Proportional to 84,235.98, 116,247.15 and 46,507.98

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Solution

The fourth proportional to 84,235.98, 116,247.15 and 46,507.98 is: 64,181.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,235.98 : 116,247.15 = 46,507.98 : x
  2. Step 2: Convert to fraction form
    84,235.98/116,247.15 = 46,507.98/x
  3. Step 3: Cross multiply
    84,235.98x = 116,247.15 × 46,507.98
  4. Step 4: Simplify right side
    84,235.98x = 5,406,420,127.26
  5. Step 5: Solve for x
    x = 5,406,420,127.26/84,235.98
  6. Step 6: Final answer
    x = 64,181.84

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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.