Home / 102,147.73-153,221.10-26,246.22

Finding the Fourth Proportional to 102,147.73, 153,221.10 and 26,246.22

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Solution

The fourth proportional to 102,147.73, 153,221.10 and 26,246.22 is: 39,369.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,147.73 : 153,221.10 = 26,246.22 : x
  2. Step 2: Convert to fraction form
    102,147.73/153,221.10 = 26,246.22/x
  3. Step 3: Cross multiply
    102,147.73x = 153,221.10 × 26,246.22
  4. Step 4: Simplify right side
    102,147.73x = 4,021,474,699.24
  5. Step 5: Solve for x
    x = 4,021,474,699.24/102,147.73
  6. Step 6: Final answer
    x = 39,369.20

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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.