Home / 118,355.49-177,534.32-43,476.93

Finding the Fourth Proportional to 118,355.49, 177,534.32 and 43,476.93

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Solution

The fourth proportional to 118,355.49, 177,534.32 and 43,476.93 is: 65,215.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,355.49 : 177,534.32 = 43,476.93 : x
  2. Step 2: Convert to fraction form
    118,355.49/177,534.32 = 43,476.93/x
  3. Step 3: Cross multiply
    118,355.49x = 177,534.32 × 43,476.93
  4. Step 4: Simplify right side
    118,355.49x = 7,718,646,985.85
  5. Step 5: Solve for x
    x = 7,718,646,985.85/118,355.49
  6. Step 6: Final answer
    x = 65,215.79

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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.