Home / 84,403.36-116,367.06-52,515.28

Finding the Fourth Proportional to 84,403.36, 116,367.06 and 52,515.28

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Solution

The fourth proportional to 84,403.36, 116,367.06 and 52,515.28 is: 72,402.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,403.36 : 116,367.06 = 52,515.28 : x
  2. Step 2: Convert to fraction form
    84,403.36/116,367.06 = 52,515.28/x
  3. Step 3: Cross multiply
    84,403.36x = 116,367.06 × 52,515.28
  4. Step 4: Simplify right side
    84,403.36x = 6,111,048,738.68
  5. Step 5: Solve for x
    x = 6,111,048,738.68/84,403.36
  6. Step 6: Final answer
    x = 72,402.91

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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.