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Finding the Fourth Proportional to 133,042, 199,595.88 and 39,547.36

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Solution

The fourth proportional to 133,042, 199,595.88 and 39,547.36 is: 59,330.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,042 : 199,595.88 = 39,547.36 : x
  2. Step 2: Convert to fraction form
    133,042/199,595.88 = 39,547.36/x
  3. Step 3: Cross multiply
    133,042x = 199,595.88 × 39,547.36
  4. Step 4: Simplify right side
    133,042x = 7,893,490,120.88
  5. Step 5: Solve for x
    x = 7,893,490,120.88/133,042
  6. Step 6: Final answer
    x = 59,330.81

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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.