Home / 58,128.83-80,217.08-32,634.56

Finding the Fourth Proportional to 58,128.83, 80,217.08 and 32,634.56

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Solution

The fourth proportional to 58,128.83, 80,217.08 and 32,634.56 is: 45,035.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,128.83 : 80,217.08 = 32,634.56 : x
  2. Step 2: Convert to fraction form
    58,128.83/80,217.08 = 32,634.56/x
  3. Step 3: Cross multiply
    58,128.83x = 80,217.08 × 32,634.56
  4. Step 4: Simplify right side
    58,128.83x = 2,617,849,115.19
  5. Step 5: Solve for x
    x = 2,617,849,115.19/58,128.83
  6. Step 6: Final answer
    x = 45,035.30

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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.