Home / 173,397.45-260,044.34-90,246.09

Finding the Fourth Proportional to 173,397.45, 260,044.34 and 90,246.09

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Solution

The fourth proportional to 173,397.45, 260,044.34 and 90,246.09 is: 135,342.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,397.45 : 260,044.34 = 90,246.09 : x
  2. Step 2: Convert to fraction form
    173,397.45/260,044.34 = 90,246.09/x
  3. Step 3: Cross multiply
    173,397.45x = 260,044.34 × 90,246.09
  4. Step 4: Simplify right side
    173,397.45x = 23,467,984,460.40
  5. Step 5: Solve for x
    x = 23,467,984,460.40/173,397.45
  6. Step 6: Final answer
    x = 135,342.15

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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.