Home / 152,881.36-210,942.23-92,450.72

Finding the Fourth Proportional to 152,881.36, 210,942.23 and 92,450.72

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Solution

The fourth proportional to 152,881.36, 210,942.23 and 92,450.72 is: 127,561.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,881.36 : 210,942.23 = 92,450.72 : x
  2. Step 2: Convert to fraction form
    152,881.36/210,942.23 = 92,450.72/x
  3. Step 3: Cross multiply
    152,881.36x = 210,942.23 × 92,450.72
  4. Step 4: Simplify right side
    152,881.36x = 19,501,761,107.01
  5. Step 5: Solve for x
    x = 19,501,761,107.01/152,881.36
  6. Step 6: Final answer
    x = 127,561.41

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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.