Home / 147,053.04-220,574.94-80,908.93

Finding the Fourth Proportional to 147,053.04, 220,574.94 and 80,908.93

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Solution

The fourth proportional to 147,053.04, 220,574.94 and 80,908.93 is: 121,360.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,053.04 : 220,574.94 = 80,908.93 : x
  2. Step 2: Convert to fraction form
    147,053.04/220,574.94 = 80,908.93/x
  3. Step 3: Cross multiply
    147,053.04x = 220,574.94 × 80,908.93
  4. Step 4: Simplify right side
    147,053.04x = 17,846,482,380.21
  5. Step 5: Solve for x
    x = 17,846,482,380.21/147,053.04
  6. Step 6: Final answer
    x = 121,360.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.