Home / 45,563.60-68,345.40-29,817.20

Finding the Fourth Proportional to 45,563.60, 68,345.40 and 29,817.20

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Solution

The fourth proportional to 45,563.60, 68,345.40 and 29,817.20 is: 44,725.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,563.60 : 68,345.40 = 29,817.20 : x
  2. Step 2: Convert to fraction form
    45,563.60/68,345.40 = 29,817.20/x
  3. Step 3: Cross multiply
    45,563.60x = 68,345.40 × 29,817.20
  4. Step 4: Simplify right side
    45,563.60x = 2,037,868,460.88
  5. Step 5: Solve for x
    x = 2,037,868,460.88/45,563.60
  6. Step 6: Final answer
    x = 44,725.80

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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.