Home / 114,873.64-158,415.06-74,572.36

Finding the Fourth Proportional to 114,873.64, 158,415.06 and 74,572.36

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Solution

The fourth proportional to 114,873.64, 158,415.06 and 74,572.36 is: 102,838.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,873.64 : 158,415.06 = 74,572.36 : x
  2. Step 2: Convert to fraction form
    114,873.64/158,415.06 = 74,572.36/x
  3. Step 3: Cross multiply
    114,873.64x = 158,415.06 × 74,572.36
  4. Step 4: Simplify right side
    114,873.64x = 11,813,384,883.74
  5. Step 5: Solve for x
    x = 11,813,384,883.74/114,873.64
  6. Step 6: Final answer
    x = 102,838.08

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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.