Home / 82,666.08-124,008.24-26,492.88

Finding the Fourth Proportional to 82,666.08, 124,008.24 and 26,492.88

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Solution

The fourth proportional to 82,666.08, 124,008.24 and 26,492.88 is: 39,742.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,666.08 : 124,008.24 = 26,492.88 : x
  2. Step 2: Convert to fraction form
    82,666.08/124,008.24 = 26,492.88/x
  3. Step 3: Cross multiply
    82,666.08x = 124,008.24 × 26,492.88
  4. Step 4: Simplify right side
    82,666.08x = 3,285,335,421.33
  5. Step 5: Solve for x
    x = 3,285,335,421.33/82,666.08
  6. Step 6: Final answer
    x = 39,742.24

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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.