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Finding the Fourth Proportional to 79,798.03, 119,684.07 and 37,678.03

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Solution

The fourth proportional to 79,798.03, 119,684.07 and 37,678.03 is: 56,510.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,798.03 : 119,684.07 = 37,678.03 : x
  2. Step 2: Convert to fraction form
    79,798.03/119,684.07 = 37,678.03/x
  3. Step 3: Cross multiply
    79,798.03x = 119,684.07 × 37,678.03
  4. Step 4: Simplify right side
    79,798.03x = 4,509,459,680.77
  5. Step 5: Solve for x
    x = 4,509,459,680.77/79,798.03
  6. Step 6: Final answer
    x = 56,510.92

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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.