Home / 113,804.50-170,740.92-53,878.66

Finding the Fourth Proportional to 113,804.50, 170,740.92 and 53,878.66

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Solution

The fourth proportional to 113,804.50, 170,740.92 and 53,878.66 is: 80,834.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,804.50 : 170,740.92 = 53,878.66 : x
  2. Step 2: Convert to fraction form
    113,804.50/170,740.92 = 53,878.66/x
  3. Step 3: Cross multiply
    113,804.50x = 170,740.92 × 53,878.66
  4. Step 4: Simplify right side
    113,804.50x = 9,199,291,976.77
  5. Step 5: Solve for x
    x = 9,199,291,976.77/113,804.50
  6. Step 6: Final answer
    x = 80,834.17

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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.