Home / 136,269.73-204,428.49-56,307.34

Finding the Fourth Proportional to 136,269.73, 204,428.49 and 56,307.34

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Solution

The fourth proportional to 136,269.73, 204,428.49 and 56,307.34 is: 84,470.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,269.73 : 204,428.49 = 56,307.34 : x
  2. Step 2: Convert to fraction form
    136,269.73/204,428.49 = 56,307.34/x
  3. Step 3: Cross multiply
    136,269.73x = 204,428.49 × 56,307.34
  4. Step 4: Simplify right side
    136,269.73x = 11,510,824,492.12
  5. Step 5: Solve for x
    x = 11,510,824,492.12/136,269.73
  6. Step 6: Final answer
    x = 84,470.88

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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.