Home / 61,027.68-84,221.04-34,164.84

Finding the Fourth Proportional to 61,027.68, 84,221.04 and 34,164.84

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Solution

The fourth proportional to 61,027.68, 84,221.04 and 34,164.84 is: 47,149.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,027.68 : 84,221.04 = 34,164.84 : x
  2. Step 2: Convert to fraction form
    61,027.68/84,221.04 = 34,164.84/x
  3. Step 3: Cross multiply
    61,027.68x = 84,221.04 × 34,164.84
  4. Step 4: Simplify right side
    61,027.68x = 2,877,398,356.23
  5. Step 5: Solve for x
    x = 2,877,398,356.23/61,027.68
  6. Step 6: Final answer
    x = 47,149.07

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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.