Home / 76,522.60-114,718.16-26,596.20

Finding the Fourth Proportional to 76,522.60, 114,718.16 and 26,596.20

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Solution

The fourth proportional to 76,522.60, 114,718.16 and 26,596.20 is: 39,871.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,522.60 : 114,718.16 = 26,596.20 : x
  2. Step 2: Convert to fraction form
    76,522.60/114,718.16 = 26,596.20/x
  3. Step 3: Cross multiply
    76,522.60x = 114,718.16 × 26,596.20
  4. Step 4: Simplify right side
    76,522.60x = 3,051,067,126.99
  5. Step 5: Solve for x
    x = 3,051,067,126.99/76,522.60
  6. Step 6: Final answer
    x = 39,871.45

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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.