Home / 178,622.14-246,485-98,036.86

Finding the Fourth Proportional to 178,622.14, 246,485 and 98,036.86

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Solution

The fourth proportional to 178,622.14, 246,485 and 98,036.86 is: 135,283.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,622.14 : 246,485 = 98,036.86 : x
  2. Step 2: Convert to fraction form
    178,622.14/246,485 = 98,036.86/x
  3. Step 3: Cross multiply
    178,622.14x = 246,485 × 98,036.86
  4. Step 4: Simplify right side
    178,622.14x = 24,164,615,437.10
  5. Step 5: Solve for x
    x = 24,164,615,437.10/178,622.14
  6. Step 6: Final answer
    x = 135,283.43

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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.