Home / 48,865.60-73,298.40-45,585.10

Finding the Fourth Proportional to 48,865.60, 73,298.40 and 45,585.10

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Solution

The fourth proportional to 48,865.60, 73,298.40 and 45,585.10 is: 68,377.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,865.60 : 73,298.40 = 45,585.10 : x
  2. Step 2: Convert to fraction form
    48,865.60/73,298.40 = 45,585.10/x
  3. Step 3: Cross multiply
    48,865.60x = 73,298.40 × 45,585.10
  4. Step 4: Simplify right side
    48,865.60x = 3,341,314,893.84
  5. Step 5: Solve for x
    x = 3,341,314,893.84/48,865.60
  6. Step 6: Final answer
    x = 68,377.65

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Similar ratio
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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.