Home / 85,586.14-118,106.65-47,344.69

Finding the Fourth Proportional to 85,586.14, 118,106.65 and 47,344.69

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Solution

The fourth proportional to 85,586.14, 118,106.65 and 47,344.69 is: 65,334.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,586.14 : 118,106.65 = 47,344.69 : x
  2. Step 2: Convert to fraction form
    85,586.14/118,106.65 = 47,344.69/x
  3. Step 3: Cross multiply
    85,586.14x = 118,106.65 × 47,344.69
  4. Step 4: Simplify right side
    85,586.14x = 5,591,722,731.19
  5. Step 5: Solve for x
    x = 5,591,722,731.19/85,586.14
  6. Step 6: Final answer
    x = 65,334.44

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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.