Home / 55,671.75-83,298.38-39,064.19

Finding the Fourth Proportional to 55,671.75, 83,298.38 and 39,064.19

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Solution

The fourth proportional to 55,671.75, 83,298.38 and 39,064.19 is: 58,449.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,671.75 : 83,298.38 = 39,064.19 : x
  2. Step 2: Convert to fraction form
    55,671.75/83,298.38 = 39,064.19/x
  3. Step 3: Cross multiply
    55,671.75x = 83,298.38 × 39,064.19
  4. Step 4: Simplify right side
    55,671.75x = 3,253,983,131.20
  5. Step 5: Solve for x
    x = 3,253,983,131.20/55,671.75
  6. Step 6: Final answer
    x = 58,449.45

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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.