Home / 173,485.10-259,838.85-142,381.10

Finding the Fourth Proportional to 173,485.10, 259,838.85 and 142,381.10

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Solution

The fourth proportional to 173,485.10, 259,838.85 and 142,381.10 is: 213,252.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,485.10 : 259,838.85 = 142,381.10 : x
  2. Step 2: Convert to fraction form
    173,485.10/259,838.85 = 142,381.10/x
  3. Step 3: Cross multiply
    173,485.10x = 259,838.85 × 142,381.10
  4. Step 4: Simplify right side
    173,485.10x = 36,996,141,285.74
  5. Step 5: Solve for x
    x = 36,996,141,285.74/173,485.10
  6. Step 6: Final answer
    x = 213,252.56

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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.