Home / 85,962.48-118,626.30-47,719.80

Finding the Fourth Proportional to 85,962.48, 118,626.30 and 47,719.80

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Solution

The fourth proportional to 85,962.48, 118,626.30 and 47,719.80 is: 65,852.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,962.48 : 118,626.30 = 47,719.80 : x
  2. Step 2: Convert to fraction form
    85,962.48/118,626.30 = 47,719.80/x
  3. Step 3: Cross multiply
    85,962.48x = 118,626.30 × 47,719.80
  4. Step 4: Simplify right side
    85,962.48x = 5,660,823,310.74
  5. Step 5: Solve for x
    x = 5,660,823,310.74/85,962.48
  6. Step 6: Final answer
    x = 65,852.26

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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.