Home / 85,752.15-118,337.72-49,453.44

Finding the Fourth Proportional to 85,752.15, 118,337.72 and 49,453.44

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Solution

The fourth proportional to 85,752.15, 118,337.72 and 49,453.44 is: 68,245.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,752.15 : 118,337.72 = 49,453.44 : x
  2. Step 2: Convert to fraction form
    85,752.15/118,337.72 = 49,453.44/x
  3. Step 3: Cross multiply
    85,752.15x = 118,337.72 × 49,453.44
  4. Step 4: Simplify right side
    85,752.15x = 5,852,207,088.49
  5. Step 5: Solve for x
    x = 5,852,207,088.49/85,752.15
  6. Step 6: Final answer
    x = 68,245.60

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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.