Home / 215,075.60-296,795.80-119,575.28

Finding the Fourth Proportional to 215,075.60, 296,795.80 and 119,575.28

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Solution

The fourth proportional to 215,075.60, 296,795.80 and 119,575.28 is: 165,009.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,075.60 : 296,795.80 = 119,575.28 : x
  2. Step 2: Convert to fraction form
    215,075.60/296,795.80 = 119,575.28/x
  3. Step 3: Cross multiply
    215,075.60x = 296,795.80 × 119,575.28
  4. Step 4: Simplify right side
    215,075.60x = 35,489,440,887.82
  5. Step 5: Solve for x
    x = 35,489,440,887.82/215,075.60
  6. Step 6: Final answer
    x = 165,009.15

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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.