Home / 53,106.07-73,277.80-30,440.89

Finding the Fourth Proportional to 53,106.07, 73,277.80 and 30,440.89

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Solution

The fourth proportional to 53,106.07, 73,277.80 and 30,440.89 is: 42,003.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,106.07 : 73,277.80 = 30,440.89 : x
  2. Step 2: Convert to fraction form
    53,106.07/73,277.80 = 30,440.89/x
  3. Step 3: Cross multiply
    53,106.07x = 73,277.80 × 30,440.89
  4. Step 4: Simplify right side
    53,106.07x = 2,230,641,297.04
  5. Step 5: Solve for x
    x = 2,230,641,297.04/53,106.07
  6. Step 6: Final answer
    x = 42,003.51

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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.