Home / 151,235.40-226,853.10-40,427.40

Finding the Fourth Proportional to 151,235.40, 226,853.10 and 40,427.40

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Solution

The fourth proportional to 151,235.40, 226,853.10 and 40,427.40 is: 60,641.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,235.40 : 226,853.10 = 40,427.40 : x
  2. Step 2: Convert to fraction form
    151,235.40/226,853.10 = 40,427.40/x
  3. Step 3: Cross multiply
    151,235.40x = 226,853.10 × 40,427.40
  4. Step 4: Simplify right side
    151,235.40x = 9,171,081,014.94
  5. Step 5: Solve for x
    x = 9,171,081,014.94/151,235.40
  6. Step 6: Final answer
    x = 60,641.10

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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.