Home / 121,325.29-182,007.98-54,763.94

Finding the Fourth Proportional to 121,325.29, 182,007.98 and 54,763.94

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Solution

The fourth proportional to 121,325.29, 182,007.98 and 54,763.94 is: 82,154.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,325.29 : 182,007.98 = 54,763.94 : x
  2. Step 2: Convert to fraction form
    121,325.29/182,007.98 = 54,763.94/x
  3. Step 3: Cross multiply
    121,325.29x = 182,007.98 × 54,763.94
  4. Step 4: Simplify right side
    121,325.29x = 9,967,474,482.81
  5. Step 5: Solve for x
    x = 9,967,474,482.81/121,325.29
  6. Step 6: Final answer
    x = 82,154.96

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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.