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Finding the Fourth Proportional to 97,668.88, 134,783.86 and 52,956.88

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Solution

The fourth proportional to 97,668.88, 134,783.86 and 52,956.88 is: 73,080.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,668.88 : 134,783.86 = 52,956.88 : x
  2. Step 2: Convert to fraction form
    97,668.88/134,783.86 = 52,956.88/x
  3. Step 3: Cross multiply
    97,668.88x = 134,783.86 × 52,956.88
  4. Step 4: Simplify right side
    97,668.88x = 7,137,732,699.96
  5. Step 5: Solve for x
    x = 7,137,732,699.96/97,668.88
  6. Step 6: Final answer
    x = 73,080.93

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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.