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Finding the Fourth Proportional to 73,060.70, 109,502.82 and 35,564.58

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Solution

The fourth proportional to 73,060.70, 109,502.82 and 35,564.58 is: 53,303.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,060.70 : 109,502.82 = 35,564.58 : x
  2. Step 2: Convert to fraction form
    73,060.70/109,502.82 = 35,564.58/x
  3. Step 3: Cross multiply
    73,060.70x = 109,502.82 × 35,564.58
  4. Step 4: Simplify right side
    73,060.70x = 3,894,421,802.12
  5. Step 5: Solve for x
    x = 3,894,421,802.12/73,060.70
  6. Step 6: Final answer
    x = 53,303.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.