Home / 71,817.12-99,124.08-46,622.88

Finding the Fourth Proportional to 71,817.12, 99,124.08 and 46,622.88

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Solution

The fourth proportional to 71,817.12, 99,124.08 and 46,622.88 is: 64,350.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,817.12 : 99,124.08 = 46,622.88 : x
  2. Step 2: Convert to fraction form
    71,817.12/99,124.08 = 46,622.88/x
  3. Step 3: Cross multiply
    71,817.12x = 99,124.08 × 46,622.88
  4. Step 4: Simplify right side
    71,817.12x = 4,621,450,086.95
  5. Step 5: Solve for x
    x = 4,621,450,086.95/71,817.12
  6. Step 6: Final answer
    x = 64,350.26

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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.