Home / 181,010.37-249,794.30-100,450.86

Finding the Fourth Proportional to 181,010.37, 249,794.30 and 100,450.86

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Solution

The fourth proportional to 181,010.37, 249,794.30 and 100,450.86 is: 138,622.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,010.37 : 249,794.30 = 100,450.86 : x
  2. Step 2: Convert to fraction form
    181,010.37/249,794.30 = 100,450.86/x
  3. Step 3: Cross multiply
    181,010.37x = 249,794.30 × 100,450.86
  4. Step 4: Simplify right side
    181,010.37x = 25,092,051,009.13
  5. Step 5: Solve for x
    x = 25,092,051,009.13/181,010.37
  6. Step 6: Final answer
    x = 138,622.17

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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.