Home / 214,989.48-296,606.88-130,075.56

Finding the Fourth Proportional to 214,989.48, 296,606.88 and 130,075.56

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Solution

The fourth proportional to 214,989.48, 296,606.88 and 130,075.56 is: 179,456.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,989.48 : 296,606.88 = 130,075.56 : x
  2. Step 2: Convert to fraction form
    214,989.48/296,606.88 = 130,075.56/x
  3. Step 3: Cross multiply
    214,989.48x = 296,606.88 × 130,075.56
  4. Step 4: Simplify right side
    214,989.48x = 38,581,306,015.85
  5. Step 5: Solve for x
    x = 38,581,306,015.85/214,989.48
  6. Step 6: Final answer
    x = 179,456.72

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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.