Home / 55,890.10-77,075.61-36,736.03

Finding the Fourth Proportional to 55,890.10, 77,075.61 and 36,736.03

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Solution

The fourth proportional to 55,890.10, 77,075.61 and 36,736.03 is: 50,661.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,890.10 : 77,075.61 = 36,736.03 : x
  2. Step 2: Convert to fraction form
    55,890.10/77,075.61 = 36,736.03/x
  3. Step 3: Cross multiply
    55,890.10x = 77,075.61 × 36,736.03
  4. Step 4: Simplify right side
    55,890.10x = 2,831,451,921.23
  5. Step 5: Solve for x
    x = 2,831,451,921.23/55,890.10
  6. Step 6: Final answer
    x = 50,661.06

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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.