Home / 55,332.12-76,381.20-41,903.40

Finding the Fourth Proportional to 55,332.12, 76,381.20 and 41,903.40

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Solution

The fourth proportional to 55,332.12, 76,381.20 and 41,903.40 is: 57,844.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,332.12 : 76,381.20 = 41,903.40 : x
  2. Step 2: Convert to fraction form
    55,332.12/76,381.20 = 41,903.40/x
  3. Step 3: Cross multiply
    55,332.12x = 76,381.20 × 41,903.40
  4. Step 4: Simplify right side
    55,332.12x = 3,200,631,976.08
  5. Step 5: Solve for x
    x = 3,200,631,976.08/55,332.12
  6. Step 6: Final answer
    x = 57,844.01

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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.