Home / 178,518.38-246,355.56-103,066.88

Finding the Fourth Proportional to 178,518.38, 246,355.56 and 103,066.88

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Solution

The fourth proportional to 178,518.38, 246,355.56 and 103,066.88 is: 142,232.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,518.38 : 246,355.56 = 103,066.88 : x
  2. Step 2: Convert to fraction form
    178,518.38/246,355.56 = 103,066.88/x
  3. Step 3: Cross multiply
    178,518.38x = 246,355.56 × 103,066.88
  4. Step 4: Simplify right side
    178,518.38x = 25,391,097,708.08
  5. Step 5: Solve for x
    x = 25,391,097,708.08/178,518.38
  6. Step 6: Final answer
    x = 142,232.40

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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.