Home / 131,347.47-197,048.91-42,594.09

Finding the Fourth Proportional to 131,347.47, 197,048.91 and 42,594.09

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Solution

The fourth proportional to 131,347.47, 197,048.91 and 42,594.09 is: 63,900.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,347.47 : 197,048.91 = 42,594.09 : x
  2. Step 2: Convert to fraction form
    131,347.47/197,048.91 = 42,594.09/x
  3. Step 3: Cross multiply
    131,347.47x = 197,048.91 × 42,594.09
  4. Step 4: Simplify right side
    131,347.47x = 8,393,119,006.94
  5. Step 5: Solve for x
    x = 8,393,119,006.94/131,347.47
  6. Step 6: Final answer
    x = 63,900.12

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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.