Home / 55,075.19-76,007.52-31,202.06

Finding the Fourth Proportional to 55,075.19, 76,007.52 and 31,202.06

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Solution

The fourth proportional to 55,075.19, 76,007.52 and 31,202.06 is: 43,060.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,075.19 : 76,007.52 = 31,202.06 : x
  2. Step 2: Convert to fraction form
    55,075.19/76,007.52 = 31,202.06/x
  3. Step 3: Cross multiply
    55,075.19x = 76,007.52 × 31,202.06
  4. Step 4: Simplify right side
    55,075.19x = 2,371,591,199.49
  5. Step 5: Solve for x
    x = 2,371,591,199.49/55,075.19
  6. Step 6: Final answer
    x = 43,060.97

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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.