Home / 113,492.08-169,823.40-66,766.96

Finding the Fourth Proportional to 113,492.08, 169,823.40 and 66,766.96

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Solution

The fourth proportional to 113,492.08, 169,823.40 and 66,766.96 is: 99,906.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,492.08 : 169,823.40 = 66,766.96 : x
  2. Step 2: Convert to fraction form
    113,492.08/169,823.40 = 66,766.96/x
  3. Step 3: Cross multiply
    113,492.08x = 169,823.40 × 66,766.96
  4. Step 4: Simplify right side
    113,492.08x = 11,338,592,154.86
  5. Step 5: Solve for x
    x = 11,338,592,154.86/113,492.08
  6. Step 6: Final answer
    x = 99,906.46

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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.