Home / 143,548.32-215,250.08-83,596.17

Finding the Fourth Proportional to 143,548.32, 215,250.08 and 83,596.17

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Solution

The fourth proportional to 143,548.32, 215,250.08 and 83,596.17 is: 125,352.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,548.32 : 215,250.08 = 83,596.17 : x
  2. Step 2: Convert to fraction form
    143,548.32/215,250.08 = 83,596.17/x
  3. Step 3: Cross multiply
    143,548.32x = 215,250.08 × 83,596.17
  4. Step 4: Simplify right side
    143,548.32x = 17,994,081,862.21
  5. Step 5: Solve for x
    x = 17,994,081,862.21/143,548.32
  6. Step 6: Final answer
    x = 125,352.09

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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.