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Finding the Fourth Proportional to 79,673.10, 119,482.11 and 35,330.91

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Solution

The fourth proportional to 79,673.10, 119,482.11 and 35,330.91 is: 52,984.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,673.10 : 119,482.11 = 35,330.91 : x
  2. Step 2: Convert to fraction form
    79,673.10/119,482.11 = 35,330.91/x
  3. Step 3: Cross multiply
    79,673.10x = 119,482.11 × 35,330.91
  4. Step 4: Simplify right side
    79,673.10x = 4,221,411,675.02
  5. Step 5: Solve for x
    x = 4,221,411,675.02/79,673.10
  6. Step 6: Final answer
    x = 52,984.15

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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.