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Finding the Fourth Proportional to 173,153.40, 259,730.10 and 60,960.30

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Solution

The fourth proportional to 173,153.40, 259,730.10 and 60,960.30 is: 91,440.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,153.40 : 259,730.10 = 60,960.30 : x
  2. Step 2: Convert to fraction form
    173,153.40/259,730.10 = 60,960.30/x
  3. Step 3: Cross multiply
    173,153.40x = 259,730.10 × 60,960.30
  4. Step 4: Simplify right side
    173,153.40x = 15,833,224,815.03
  5. Step 5: Solve for x
    x = 15,833,224,815.03/173,153.40
  6. Step 6: Final answer
    x = 91,440.45

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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.