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Finding the Fourth Proportional to 178,394.90, 246,187.32 and 97,822.22

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Solution

The fourth proportional to 178,394.90, 246,187.32 and 97,822.22 is: 134,995.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,394.90 : 246,187.32 = 97,822.22 : x
  2. Step 2: Convert to fraction form
    178,394.90/246,187.32 = 97,822.22/x
  3. Step 3: Cross multiply
    178,394.90x = 246,187.32 × 97,822.22
  4. Step 4: Simplify right side
    178,394.90x = 24,082,590,178.25
  5. Step 5: Solve for x
    x = 24,082,590,178.25/178,394.90
  6. Step 6: Final answer
    x = 134,995.96

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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.