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Finding the Fourth Proportional to 59,574.34, 89,186.55 and 47,006.38

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Solution

The fourth proportional to 59,574.34, 89,186.55 and 47,006.38 is: 70,371.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,574.34 : 89,186.55 = 47,006.38 : x
  2. Step 2: Convert to fraction form
    59,574.34/89,186.55 = 47,006.38/x
  3. Step 3: Cross multiply
    59,574.34x = 89,186.55 × 47,006.38
  4. Step 4: Simplify right side
    59,574.34x = 4,192,336,860.19
  5. Step 5: Solve for x
    x = 4,192,336,860.19/59,574.34
  6. Step 6: Final answer
    x = 70,371.52

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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.