Home / 45,678.12-68,525.28-16,113.12

Finding the Fourth Proportional to 45,678.12, 68,525.28 and 16,113.12

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Solution

The fourth proportional to 45,678.12, 68,525.28 and 16,113.12 is: 24,172.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,678.12 : 68,525.28 = 16,113.12 : x
  2. Step 2: Convert to fraction form
    45,678.12/68,525.28 = 16,113.12/x
  3. Step 3: Cross multiply
    45,678.12x = 68,525.28 × 16,113.12
  4. Step 4: Simplify right side
    45,678.12x = 1,104,156,059.67
  5. Step 5: Solve for x
    x = 1,104,156,059.67/45,678.12
  6. Step 6: Final answer
    x = 24,172.54

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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.