Home / 173,728.40-260,085.50-106,968.20

Finding the Fourth Proportional to 173,728.40, 260,085.50 and 106,968.20

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Solution

The fourth proportional to 173,728.40, 260,085.50 and 106,968.20 is: 160,140.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,728.40 : 260,085.50 = 106,968.20 : x
  2. Step 2: Convert to fraction form
    173,728.40/260,085.50 = 106,968.20/x
  3. Step 3: Cross multiply
    173,728.40x = 260,085.50 × 106,968.20
  4. Step 4: Simplify right side
    173,728.40x = 27,820,877,781.10
  5. Step 5: Solve for x
    x = 27,820,877,781.10/173,728.40
  6. Step 6: Final answer
    x = 160,140.07

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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.