Home / 55,139.10-82,831.65-34,094.70

Finding the Fourth Proportional to 55,139.10, 82,831.65 and 34,094.70

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Solution

The fourth proportional to 55,139.10, 82,831.65 and 34,094.70 is: 51,218.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,139.10 : 82,831.65 = 34,094.70 : x
  2. Step 2: Convert to fraction form
    55,139.10/82,831.65 = 34,094.70/x
  3. Step 3: Cross multiply
    55,139.10x = 82,831.65 × 34,094.70
  4. Step 4: Simplify right side
    55,139.10x = 2,824,120,257.26
  5. Step 5: Solve for x
    x = 2,824,120,257.26/55,139.10
  6. Step 6: Final answer
    x = 51,218.11

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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.