Home / 55,113.08-82,703.46-43,801.51

Finding the Fourth Proportional to 55,113.08, 82,703.46 and 43,801.51

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Solution

The fourth proportional to 55,113.08, 82,703.46 and 43,801.51 is: 65,729.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,113.08 : 82,703.46 = 43,801.51 : x
  2. Step 2: Convert to fraction form
    55,113.08/82,703.46 = 43,801.51/x
  3. Step 3: Cross multiply
    55,113.08x = 82,703.46 × 43,801.51
  4. Step 4: Simplify right side
    55,113.08x = 3,622,536,430.22
  5. Step 5: Solve for x
    x = 3,622,536,430.22/55,113.08
  6. Step 6: Final answer
    x = 65,729.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.