Home / 208,442.01-312,660.75-50,670.63

Finding the Fourth Proportional to 208,442.01, 312,660.75 and 50,670.63

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Solution

The fourth proportional to 208,442.01, 312,660.75 and 50,670.63 is: 76,005.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,442.01 : 312,660.75 = 50,670.63 : x
  2. Step 2: Convert to fraction form
    208,442.01/312,660.75 = 50,670.63/x
  3. Step 3: Cross multiply
    208,442.01x = 312,660.75 × 50,670.63
  4. Step 4: Simplify right side
    208,442.01x = 15,842,717,178.77
  5. Step 5: Solve for x
    x = 15,842,717,178.77/208,442.01
  6. Step 6: Final answer
    x = 76,005.39

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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.