Home / 173,622.15-260,433.23-103,638.15

Finding the Fourth Proportional to 173,622.15, 260,433.23 and 103,638.15

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Solution

The fourth proportional to 173,622.15, 260,433.23 and 103,638.15 is: 155,457.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,622.15 : 260,433.23 = 103,638.15 : x
  2. Step 2: Convert to fraction form
    173,622.15/260,433.23 = 103,638.15/x
  3. Step 3: Cross multiply
    173,622.15x = 260,433.23 × 103,638.15
  4. Step 4: Simplify right side
    173,622.15x = 26,990,818,155.72
  5. Step 5: Solve for x
    x = 26,990,818,155.72/173,622.15
  6. Step 6: Final answer
    x = 155,457.23

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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.