Home / 130,232.76-179,738.10-73,655.34

Finding the Fourth Proportional to 130,232.76, 179,738.10 and 73,655.34

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Solution

The fourth proportional to 130,232.76, 179,738.10 and 73,655.34 is: 101,653.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,232.76 : 179,738.10 = 73,655.34 : x
  2. Step 2: Convert to fraction form
    130,232.76/179,738.10 = 73,655.34/x
  3. Step 3: Cross multiply
    130,232.76x = 179,738.10 × 73,655.34
  4. Step 4: Simplify right side
    130,232.76x = 13,238,670,866.45
  5. Step 5: Solve for x
    x = 13,238,670,866.45/130,232.76
  6. Step 6: Final answer
    x = 101,653.92

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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.