Home / 85,557.94-128,246.40-32,226.84

Finding the Fourth Proportional to 85,557.94, 128,246.40 and 32,226.84

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Solution

The fourth proportional to 85,557.94, 128,246.40 and 32,226.84 is: 48,306.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,557.94 : 128,246.40 = 32,226.84 : x
  2. Step 2: Convert to fraction form
    85,557.94/128,246.40 = 32,226.84/x
  3. Step 3: Cross multiply
    85,557.94x = 128,246.40 × 32,226.84
  4. Step 4: Simplify right side
    85,557.94x = 4,132,976,213.38
  5. Step 5: Solve for x
    x = 4,132,976,213.38/85,557.94
  6. Step 6: Final answer
    x = 48,306.17

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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.