Home / 152,718.24-210,750.88-84,745.56

Finding the Fourth Proportional to 152,718.24, 210,750.88 and 84,745.56

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Solution

The fourth proportional to 152,718.24, 210,750.88 and 84,745.56 is: 116,948.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,718.24 : 210,750.88 = 84,745.56 : x
  2. Step 2: Convert to fraction form
    152,718.24/210,750.88 = 84,745.56/x
  3. Step 3: Cross multiply
    152,718.24x = 210,750.88 × 84,745.56
  4. Step 4: Simplify right side
    152,718.24x = 17,860,201,346.09
  5. Step 5: Solve for x
    x = 17,860,201,346.09/152,718.24
  6. Step 6: Final answer
    x = 116,948.71

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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.