Home / 85,758.48-118,352.16-48,035.04

Finding the Fourth Proportional to 85,758.48, 118,352.16 and 48,035.04

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Solution

The fourth proportional to 85,758.48, 118,352.16 and 48,035.04 is: 66,291.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,758.48 : 118,352.16 = 48,035.04 : x
  2. Step 2: Convert to fraction form
    85,758.48/118,352.16 = 48,035.04/x
  3. Step 3: Cross multiply
    85,758.48x = 118,352.16 × 48,035.04
  4. Step 4: Simplify right side
    85,758.48x = 5,685,050,739.69
  5. Step 5: Solve for x
    x = 5,685,050,739.69/85,758.48
  6. Step 6: Final answer
    x = 66,291.41

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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.