Home / 76,467.21-105,526.67-42,474.07

Finding the Fourth Proportional to 76,467.21, 105,526.67 and 42,474.07

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Solution

The fourth proportional to 76,467.21, 105,526.67 and 42,474.07 is: 58,615.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,467.21 : 105,526.67 = 42,474.07 : x
  2. Step 2: Convert to fraction form
    76,467.21/105,526.67 = 42,474.07/x
  3. Step 3: Cross multiply
    76,467.21x = 105,526.67 × 42,474.07
  4. Step 4: Simplify right side
    76,467.21x = 4,482,147,446.36
  5. Step 5: Solve for x
    x = 4,482,147,446.36/76,467.21
  6. Step 6: Final answer
    x = 58,615.28

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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.