Home / 259,985.69-358,747.27-152,516.51

Finding the Fourth Proportional to 259,985.69, 358,747.27 and 152,516.51

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Solution

The fourth proportional to 259,985.69, 358,747.27 and 152,516.51 is: 210,453.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,985.69 : 358,747.27 = 152,516.51 : x
  2. Step 2: Convert to fraction form
    259,985.69/358,747.27 = 152,516.51/x
  3. Step 3: Cross multiply
    259,985.69x = 358,747.27 × 152,516.51
  4. Step 4: Simplify right side
    259,985.69x = 54,714,880,762.70
  5. Step 5: Solve for x
    x = 54,714,880,762.70/259,985.69
  6. Step 6: Final answer
    x = 210,453.43

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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.