Home / 84,052.03-115,988.38-45,810.76

Finding the Fourth Proportional to 84,052.03, 115,988.38 and 45,810.76

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Solution

The fourth proportional to 84,052.03, 115,988.38 and 45,810.76 is: 63,216.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,052.03 : 115,988.38 = 45,810.76 : x
  2. Step 2: Convert to fraction form
    84,052.03/115,988.38 = 45,810.76/x
  3. Step 3: Cross multiply
    84,052.03x = 115,988.38 × 45,810.76
  4. Step 4: Simplify right side
    84,052.03x = 5,313,515,838.97
  5. Step 5: Solve for x
    x = 5,313,515,838.97/84,052.03
  6. Step 6: Final answer
    x = 63,216.98

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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.