Home / 76,518.06-114,758.85-32,145.68

Finding the Fourth Proportional to 76,518.06, 114,758.85 and 32,145.68

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Solution

The fourth proportional to 76,518.06, 114,758.85 and 32,145.68 is: 48,210.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,518.06 : 114,758.85 = 32,145.68 : x
  2. Step 2: Convert to fraction form
    76,518.06/114,758.85 = 32,145.68/x
  3. Step 3: Cross multiply
    76,518.06x = 114,758.85 × 32,145.68
  4. Step 4: Simplify right side
    76,518.06x = 3,689,000,695.47
  5. Step 5: Solve for x
    x = 3,689,000,695.47/76,518.06
  6. Step 6: Final answer
    x = 48,210.85

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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.