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Finding the Fourth Proportional to 173,340.20, 260,010.30 and 141,847.40

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Solution

The fourth proportional to 173,340.20, 260,010.30 and 141,847.40 is: 212,771.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,340.20 : 260,010.30 = 141,847.40 : x
  2. Step 2: Convert to fraction form
    173,340.20/260,010.30 = 141,847.40/x
  3. Step 3: Cross multiply
    173,340.20x = 260,010.30 × 141,847.40
  4. Step 4: Simplify right side
    173,340.20x = 36,881,785,028.22
  5. Step 5: Solve for x
    x = 36,881,785,028.22/173,340.20
  6. Step 6: Final answer
    x = 212,771.10

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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.