Home / 152,504.28-210,464.26-84,519.81

Finding the Fourth Proportional to 152,504.28, 210,464.26 and 84,519.81

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Solution

The fourth proportional to 152,504.28, 210,464.26 and 84,519.81 is: 116,641.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,504.28 : 210,464.26 = 84,519.81 : x
  2. Step 2: Convert to fraction form
    152,504.28/210,464.26 = 84,519.81/x
  3. Step 3: Cross multiply
    152,504.28x = 210,464.26 × 84,519.81
  4. Step 4: Simplify right side
    152,504.28x = 17,788,399,055.69
  5. Step 5: Solve for x
    x = 17,788,399,055.69/152,504.28
  6. Step 6: Final answer
    x = 116,641.97

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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.