Home / 134,224.19-185,211.46-83,218.35

Finding the Fourth Proportional to 134,224.19, 185,211.46 and 83,218.35

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Solution

The fourth proportional to 134,224.19, 185,211.46 and 83,218.35 is: 114,830.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,224.19 : 185,211.46 = 83,218.35 : x
  2. Step 2: Convert to fraction form
    134,224.19/185,211.46 = 83,218.35/x
  3. Step 3: Cross multiply
    134,224.19x = 185,211.46 × 83,218.35
  4. Step 4: Simplify right side
    134,224.19x = 15,412,992,900.86
  5. Step 5: Solve for x
    x = 15,412,992,900.86/134,224.19
  6. Step 6: Final answer
    x = 114,830.22

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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.