Home / 113,243.67-169,740.95-46,647.48

Finding the Fourth Proportional to 113,243.67, 169,740.95 and 46,647.48

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Solution

The fourth proportional to 113,243.67, 169,740.95 and 46,647.48 is: 69,919.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,243.67 : 169,740.95 = 46,647.48 : x
  2. Step 2: Convert to fraction form
    113,243.67/169,740.95 = 46,647.48/x
  3. Step 3: Cross multiply
    113,243.67x = 169,740.95 × 46,647.48
  4. Step 4: Simplify right side
    113,243.67x = 7,917,987,281.20
  5. Step 5: Solve for x
    x = 7,917,987,281.20/113,243.67
  6. Step 6: Final answer
    x = 69,919.91

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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.