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Finding the Fourth Proportional to 240,260.10, 360,280.80 and 107,071.80

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Solution

The fourth proportional to 240,260.10, 360,280.80 and 107,071.80 is: 160,558.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,260.10 : 360,280.80 = 107,071.80 : x
  2. Step 2: Convert to fraction form
    240,260.10/360,280.80 = 107,071.80/x
  3. Step 3: Cross multiply
    240,260.10x = 360,280.80 × 107,071.80
  4. Step 4: Simplify right side
    240,260.10x = 38,575,913,761.44
  5. Step 5: Solve for x
    x = 38,575,913,761.44/240,260.10
  6. Step 6: Final answer
    x = 160,558.97

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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.