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Finding the Fourth Proportional to 173,824.30, 243,878.90 and 173,824.30

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Solution

The fourth proportional to 173,824.30, 243,878.90 and 173,824.30 is: 243,878.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,824.30 : 243,878.90 = 173,824.30 : x
  2. Step 2: Convert to fraction form
    173,824.30/243,878.90 = 173,824.30/x
  3. Step 3: Cross multiply
    173,824.30x = 243,878.90 × 173,824.30
  4. Step 4: Simplify right side
    173,824.30x = 42,392,079,077.27
  5. Step 5: Solve for x
    x = 42,392,079,077.27/173,824.30
  6. Step 6: Final answer
    x = 243,878.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.