Home / 73,431.40-110,147.10-26,678.20

Finding the Fourth Proportional to 73,431.40, 110,147.10 and 26,678.20

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Solution

The fourth proportional to 73,431.40, 110,147.10 and 26,678.20 is: 40,017.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,431.40 : 110,147.10 = 26,678.20 : x
  2. Step 2: Convert to fraction form
    73,431.40/110,147.10 = 26,678.20/x
  3. Step 3: Cross multiply
    73,431.40x = 110,147.10 × 26,678.20
  4. Step 4: Simplify right side
    73,431.40x = 2,938,526,363.22
  5. Step 5: Solve for x
    x = 2,938,526,363.22/73,431.40
  6. Step 6: Final answer
    x = 40,017.30

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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.