Home / 178,437.60-246,243.36-101,980.38

Finding the Fourth Proportional to 178,437.60, 246,243.36 and 101,980.38

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Solution

The fourth proportional to 178,437.60, 246,243.36 and 101,980.38 is: 140,732.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,437.60 : 246,243.36 = 101,980.38 : x
  2. Step 2: Convert to fraction form
    178,437.60/246,243.36 = 101,980.38/x
  3. Step 3: Cross multiply
    178,437.60x = 246,243.36 × 101,980.38
  4. Step 4: Simplify right side
    178,437.60x = 25,111,991,425.28
  5. Step 5: Solve for x
    x = 25,111,991,425.28/178,437.60
  6. Step 6: Final answer
    x = 140,732.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.