Home / 131,435.56-181,390.64-73,296.24

Finding the Fourth Proportional to 131,435.56, 181,390.64 and 73,296.24

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Solution

The fourth proportional to 131,435.56, 181,390.64 and 73,296.24 is: 101,154.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,435.56 : 181,390.64 = 73,296.24 : x
  2. Step 2: Convert to fraction form
    131,435.56/181,390.64 = 73,296.24/x
  3. Step 3: Cross multiply
    131,435.56x = 181,390.64 × 73,296.24
  4. Step 4: Simplify right side
    131,435.56x = 13,295,252,269.11
  5. Step 5: Solve for x
    x = 13,295,252,269.11/131,435.56
  6. Step 6: Final answer
    x = 101,154.15

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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.