Home / 173,734.40-260,455.80-90,628.40

Finding the Fourth Proportional to 173,734.40, 260,455.80 and 90,628.40

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Solution

The fourth proportional to 173,734.40, 260,455.80 and 90,628.40 is: 135,866.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,734.40 : 260,455.80 = 90,628.40 : x
  2. Step 2: Convert to fraction form
    173,734.40/260,455.80 = 90,628.40/x
  3. Step 3: Cross multiply
    173,734.40x = 260,455.80 × 90,628.40
  4. Step 4: Simplify right side
    173,734.40x = 23,604,692,424.72
  5. Step 5: Solve for x
    x = 23,604,692,424.72/173,734.40
  6. Step 6: Final answer
    x = 135,866.54

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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.