Home / 85,050.58-127,571.18-25,881.63

Finding the Fourth Proportional to 85,050.58, 127,571.18 and 25,881.63

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Solution

The fourth proportional to 85,050.58, 127,571.18 and 25,881.63 is: 38,821.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,050.58 : 127,571.18 = 25,881.63 : x
  2. Step 2: Convert to fraction form
    85,050.58/127,571.18 = 25,881.63/x
  3. Step 3: Cross multiply
    85,050.58x = 127,571.18 × 25,881.63
  4. Step 4: Simplify right side
    85,050.58x = 3,301,749,950.02
  5. Step 5: Solve for x
    x = 3,301,749,950.02/85,050.58
  6. Step 6: Final answer
    x = 38,821.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.