Home / 45,588.73-68,158.30-38,646.22

Finding the Fourth Proportional to 45,588.73, 68,158.30 and 38,646.22

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Solution

The fourth proportional to 45,588.73, 68,158.30 and 38,646.22 is: 57,778.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,588.73 : 68,158.30 = 38,646.22 : x
  2. Step 2: Convert to fraction form
    45,588.73/68,158.30 = 38,646.22/x
  3. Step 3: Cross multiply
    45,588.73x = 68,158.30 × 38,646.22
  4. Step 4: Simplify right side
    45,588.73x = 2,634,060,656.63
  5. Step 5: Solve for x
    x = 2,634,060,656.63/45,588.73
  6. Step 6: Final answer
    x = 57,778.77

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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.