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Finding the Fourth Proportional to 182,956.40, 252,394.40 and 118,446.40

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Solution

The fourth proportional to 182,956.40, 252,394.40 and 118,446.40 is: 163,400.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,956.40 : 252,394.40 = 118,446.40 : x
  2. Step 2: Convert to fraction form
    182,956.40/252,394.40 = 118,446.40/x
  3. Step 3: Cross multiply
    182,956.40x = 252,394.40 × 118,446.40
  4. Step 4: Simplify right side
    182,956.40x = 29,895,208,060.16
  5. Step 5: Solve for x
    x = 29,895,208,060.16/182,956.40
  6. Step 6: Final answer
    x = 163,400.72

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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.