Home / 146,890.39-202,770.75-99,208.32

Finding the Fourth Proportional to 146,890.39, 202,770.75 and 99,208.32

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Solution

The fourth proportional to 146,890.39, 202,770.75 and 99,208.32 is: 136,949.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,890.39 : 202,770.75 = 99,208.32 : x
  2. Step 2: Convert to fraction form
    146,890.39/202,770.75 = 99,208.32/x
  3. Step 3: Cross multiply
    146,890.39x = 202,770.75 × 99,208.32
  4. Step 4: Simplify right side
    146,890.39x = 20,116,545,463.53
  5. Step 5: Solve for x
    x = 20,116,545,463.53/146,890.39
  6. Step 6: Final answer
    x = 136,949.36

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1.5x scale

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.