Home / 210,729.28-316,046.58-60,936.16

Finding the Fourth Proportional to 210,729.28, 316,046.58 and 60,936.16

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Solution

The fourth proportional to 210,729.28, 316,046.58 and 60,936.16 is: 91,390.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,729.28 : 316,046.58 = 60,936.16 : x
  2. Step 2: Convert to fraction form
    210,729.28/316,046.58 = 60,936.16/x
  3. Step 3: Cross multiply
    210,729.28x = 316,046.58 × 60,936.16
  4. Step 4: Simplify right side
    210,729.28x = 19,258,664,966.33
  5. Step 5: Solve for x
    x = 19,258,664,966.33/210,729.28
  6. Step 6: Final answer
    x = 91,390.55

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1.5x scale

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.