Home / 152,427.36-210,357.30-91,997.04

Finding the Fourth Proportional to 152,427.36, 210,357.30 and 91,997.04

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Solution

The fourth proportional to 152,427.36, 210,357.30 and 91,997.04 is: 126,960.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,427.36 : 210,357.30 = 91,997.04 : x
  2. Step 2: Convert to fraction form
    152,427.36/210,357.30 = 91,997.04/x
  3. Step 3: Cross multiply
    152,427.36x = 210,357.30 × 91,997.04
  4. Step 4: Simplify right side
    152,427.36x = 19,352,248,942.39
  5. Step 5: Solve for x
    x = 19,352,248,942.39/152,427.36
  6. Step 6: Final answer
    x = 126,960.47

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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.