Home / 70,554.06-105,863.50-30,585.24

Finding the Fourth Proportional to 70,554.06, 105,863.50 and 30,585.24

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Solution

The fourth proportional to 70,554.06, 105,863.50 and 30,585.24 is: 45,891.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,554.06 : 105,863.50 = 30,585.24 : x
  2. Step 2: Convert to fraction form
    70,554.06/105,863.50 = 30,585.24/x
  3. Step 3: Cross multiply
    70,554.06x = 105,863.50 × 30,585.24
  4. Step 4: Simplify right side
    70,554.06x = 3,237,860,554.74
  5. Step 5: Solve for x
    x = 3,237,860,554.74/70,554.06
  6. Step 6: Final answer
    x = 45,891.91

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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.