Home / 84,776.64-116,986.32-52,943.64

Finding the Fourth Proportional to 84,776.64, 116,986.32 and 52,943.64

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Solution

The fourth proportional to 84,776.64, 116,986.32 and 52,943.64 is: 73,058.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,776.64 : 116,986.32 = 52,943.64 : x
  2. Step 2: Convert to fraction form
    84,776.64/116,986.32 = 52,943.64/x
  3. Step 3: Cross multiply
    84,776.64x = 116,986.32 × 52,943.64
  4. Step 4: Simplify right side
    84,776.64x = 6,193,681,611.00
  5. Step 5: Solve for x
    x = 6,193,681,611.00/84,776.64
  6. Step 6: Final answer
    x = 73,058.82

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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.