Home / 112,033.86-154,604.77-61,047.01

Finding the Fourth Proportional to 112,033.86, 154,604.77 and 61,047.01

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Solution

The fourth proportional to 112,033.86, 154,604.77 and 61,047.01 is: 84,243.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,033.86 : 154,604.77 = 61,047.01 : x
  2. Step 2: Convert to fraction form
    112,033.86/154,604.77 = 61,047.01/x
  3. Step 3: Cross multiply
    112,033.86x = 154,604.77 × 61,047.01
  4. Step 4: Simplify right side
    112,033.86x = 9,438,158,980.88
  5. Step 5: Solve for x
    x = 9,438,158,980.88/112,033.86
  6. Step 6: Final answer
    x = 84,243.81

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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.