Home / 159,434.86-239,166.06-41,105.20

Finding the Fourth Proportional to 159,434.86, 239,166.06 and 41,105.20

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Solution

The fourth proportional to 159,434.86, 239,166.06 and 41,105.20 is: 61,661.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,434.86 : 239,166.06 = 41,105.20 : x
  2. Step 2: Convert to fraction form
    159,434.86/239,166.06 = 41,105.20/x
  3. Step 3: Cross multiply
    159,434.86x = 239,166.06 × 41,105.20
  4. Step 4: Simplify right side
    159,434.86x = 9,830,968,729.51
  5. Step 5: Solve for x
    x = 9,830,968,729.51/159,434.86
  6. Step 6: Final answer
    x = 61,661.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.