Home / 173,629.40-260,444.10-68,394.20

Finding the Fourth Proportional to 173,629.40, 260,444.10 and 68,394.20

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Solution

The fourth proportional to 173,629.40, 260,444.10 and 68,394.20 is: 102,591.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,629.40 : 260,444.10 = 68,394.20 : x
  2. Step 2: Convert to fraction form
    173,629.40/260,444.10 = 68,394.20/x
  3. Step 3: Cross multiply
    173,629.40x = 260,444.10 × 68,394.20
  4. Step 4: Simplify right side
    173,629.40x = 17,812,865,864.22
  5. Step 5: Solve for x
    x = 17,812,865,864.22/173,629.40
  6. Step 6: Final answer
    x = 102,591.30

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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.