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Finding the Fourth Proportional to 173,827.20, 243,708 and 173,827.20

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Solution

The fourth proportional to 173,827.20, 243,708 and 173,827.20 is: 243,708.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,827.20 : 243,708 = 173,827.20 : x
  2. Step 2: Convert to fraction form
    173,827.20/243,708 = 173,827.20/x
  3. Step 3: Cross multiply
    173,827.20x = 243,708 × 173,827.20
  4. Step 4: Simplify right side
    173,827.20x = 42,363,079,257.60
  5. Step 5: Solve for x
    x = 42,363,079,257.60/173,827.20
  6. Step 6: Final answer
    x = 243,708.00

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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.