Home / 55,237.11-76,256.06-43,111.55

Finding the Fourth Proportional to 55,237.11, 76,256.06 and 43,111.55

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Solution

The fourth proportional to 55,237.11, 76,256.06 and 43,111.55 is: 59,516.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,237.11 : 76,256.06 = 43,111.55 : x
  2. Step 2: Convert to fraction form
    55,237.11/76,256.06 = 43,111.55/x
  3. Step 3: Cross multiply
    55,237.11x = 76,256.06 × 43,111.55
  4. Step 4: Simplify right side
    55,237.11x = 3,287,516,346.65
  5. Step 5: Solve for x
    x = 3,287,516,346.65/55,237.11
  6. Step 6: Final answer
    x = 59,516.44

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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.