Home / 118,645.14-177,931.05-34,411.50

Finding the Fourth Proportional to 118,645.14, 177,931.05 and 34,411.50

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Solution

The fourth proportional to 118,645.14, 177,931.05 and 34,411.50 is: 51,606.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,645.14 : 177,931.05 = 34,411.50 : x
  2. Step 2: Convert to fraction form
    118,645.14/177,931.05 = 34,411.50/x
  3. Step 3: Cross multiply
    118,645.14x = 177,931.05 × 34,411.50
  4. Step 4: Simplify right side
    118,645.14x = 6,122,874,327.08
  5. Step 5: Solve for x
    x = 6,122,874,327.08/118,645.14
  6. Step 6: Final answer
    x = 51,606.62

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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.