Home / 210,330.84-290,252.52-114,838.20

Finding the Fourth Proportional to 210,330.84, 290,252.52 and 114,838.20

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Solution

The fourth proportional to 210,330.84, 290,252.52 and 114,838.20 is: 158,474.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,330.84 : 290,252.52 = 114,838.20 : x
  2. Step 2: Convert to fraction form
    210,330.84/290,252.52 = 114,838.20/x
  3. Step 3: Cross multiply
    210,330.84x = 290,252.52 × 114,838.20
  4. Step 4: Simplify right side
    210,330.84x = 33,332,076,942.26
  5. Step 5: Solve for x
    x = 33,332,076,942.26/210,330.84
  6. Step 6: Final answer
    x = 158,474.51

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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.