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Finding the Fourth Proportional to 52,609, 72,602.58 and 30,253

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Solution

The fourth proportional to 52,609, 72,602.58 and 30,253 is: 41,750.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,609 : 72,602.58 = 30,253 : x
  2. Step 2: Convert to fraction form
    52,609/72,602.58 = 30,253/x
  3. Step 3: Cross multiply
    52,609x = 72,602.58 × 30,253
  4. Step 4: Simplify right side
    52,609x = 2,196,445,852.74
  5. Step 5: Solve for x
    x = 2,196,445,852.74/52,609
  6. Step 6: Final answer
    x = 41,750.38

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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.