Home / 45,447.04-68,124.48-28,801.92

Finding the Fourth Proportional to 45,447.04, 68,124.48 and 28,801.92

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Solution

The fourth proportional to 45,447.04, 68,124.48 and 28,801.92 is: 43,173.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,447.04 : 68,124.48 = 28,801.92 : x
  2. Step 2: Convert to fraction form
    45,447.04/68,124.48 = 28,801.92/x
  3. Step 3: Cross multiply
    45,447.04x = 68,124.48 × 28,801.92
  4. Step 4: Simplify right side
    45,447.04x = 1,962,115,823.00
  5. Step 5: Solve for x
    x = 1,962,115,823.00/45,447.04
  6. Step 6: Final answer
    x = 43,173.68

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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.