Home / 83,975.29-115,883.54-45,733.98

Finding the Fourth Proportional to 83,975.29, 115,883.54 and 45,733.98

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Solution

The fourth proportional to 83,975.29, 115,883.54 and 45,733.98 is: 63,111.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,975.29 : 115,883.54 = 45,733.98 : x
  2. Step 2: Convert to fraction form
    83,975.29/115,883.54 = 45,733.98/x
  3. Step 3: Cross multiply
    83,975.29x = 115,883.54 × 45,733.98
  4. Step 4: Simplify right side
    83,975.29x = 5,299,814,692.60
  5. Step 5: Solve for x
    x = 5,299,814,692.60/83,975.29
  6. Step 6: Final answer
    x = 63,111.60

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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.