Home / 161,926.28-242,972.02-109,225.32

Finding the Fourth Proportional to 161,926.28, 242,972.02 and 109,225.32

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Solution

The fourth proportional to 161,926.28, 242,972.02 and 109,225.32 is: 163,893.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,926.28 : 242,972.02 = 109,225.32 : x
  2. Step 2: Convert to fraction form
    161,926.28/242,972.02 = 109,225.32/x
  3. Step 3: Cross multiply
    161,926.28x = 242,972.02 × 109,225.32
  4. Step 4: Simplify right side
    161,926.28x = 26,538,696,635.55
  5. Step 5: Solve for x
    x = 26,538,696,635.55/161,926.28
  6. Step 6: Final answer
    x = 163,893.70

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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.