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Finding the Fourth Proportional to 119,353.68, 179,030.64 and 56,834.64

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Solution

The fourth proportional to 119,353.68, 179,030.64 and 56,834.64 is: 85,252.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,353.68 : 179,030.64 = 56,834.64 : x
  2. Step 2: Convert to fraction form
    119,353.68/179,030.64 = 56,834.64/x
  3. Step 3: Cross multiply
    119,353.68x = 179,030.64 × 56,834.64
  4. Step 4: Simplify right side
    119,353.68x = 10,175,141,973.37
  5. Step 5: Solve for x
    x = 10,175,141,973.37/119,353.68
  6. Step 6: Final answer
    x = 85,252.02

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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.