Home / 85,563.03-118,081.14-47,322.43

Finding the Fourth Proportional to 85,563.03, 118,081.14 and 47,322.43

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Solution

The fourth proportional to 85,563.03, 118,081.14 and 47,322.43 is: 65,307.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,563.03 : 118,081.14 = 47,322.43 : x
  2. Step 2: Convert to fraction form
    85,563.03/118,081.14 = 47,322.43/x
  3. Step 3: Cross multiply
    85,563.03x = 118,081.14 × 47,322.43
  4. Step 4: Simplify right side
    85,563.03x = 5,587,886,275.50
  5. Step 5: Solve for x
    x = 5,587,886,275.50/85,563.03
  6. Step 6: Final answer
    x = 65,307.25

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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.