Home / 114,110.66-157,460.64-63,115.28

Finding the Fourth Proportional to 114,110.66, 157,460.64 and 63,115.28

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Solution

The fourth proportional to 114,110.66, 157,460.64 and 63,115.28 is: 87,092.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,110.66 : 157,460.64 = 63,115.28 : x
  2. Step 2: Convert to fraction form
    114,110.66/157,460.64 = 63,115.28/x
  3. Step 3: Cross multiply
    114,110.66x = 157,460.64 × 63,115.28
  4. Step 4: Simplify right side
    114,110.66x = 9,938,172,382.58
  5. Step 5: Solve for x
    x = 9,938,172,382.58/114,110.66
  6. Step 6: Final answer
    x = 87,092.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.