Home / 131,137.71-196,658.36-46,875.13

Finding the Fourth Proportional to 131,137.71, 196,658.36 and 46,875.13

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Solution

The fourth proportional to 131,137.71, 196,658.36 and 46,875.13 is: 70,295.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,137.71 : 196,658.36 = 46,875.13 : x
  2. Step 2: Convert to fraction form
    131,137.71/196,658.36 = 46,875.13/x
  3. Step 3: Cross multiply
    131,137.71x = 196,658.36 × 46,875.13
  4. Step 4: Simplify right side
    131,137.71x = 9,218,386,641.49
  5. Step 5: Solve for x
    x = 9,218,386,641.49/131,137.71
  6. Step 6: Final answer
    x = 70,295.47

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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.