Home / 74,958.12-112,492.44-35,515.08

Finding the Fourth Proportional to 74,958.12, 112,492.44 and 35,515.08

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Solution

The fourth proportional to 74,958.12, 112,492.44 and 35,515.08 is: 53,298.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,958.12 : 112,492.44 = 35,515.08 : x
  2. Step 2: Convert to fraction form
    74,958.12/112,492.44 = 35,515.08/x
  3. Step 3: Cross multiply
    74,958.12x = 112,492.44 × 35,515.08
  4. Step 4: Simplify right side
    74,958.12x = 3,995,178,006.00
  5. Step 5: Solve for x
    x = 3,995,178,006.00/74,958.12
  6. Step 6: Final answer
    x = 53,298.80

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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.