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Finding the Fourth Proportional to 119,191.40, 178,747.02 and 48,095.66

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Solution

The fourth proportional to 119,191.40, 178,747.02 and 48,095.66 is: 72,127.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,191.40 : 178,747.02 = 48,095.66 : x
  2. Step 2: Convert to fraction form
    119,191.40/178,747.02 = 48,095.66/x
  3. Step 3: Cross multiply
    119,191.40x = 178,747.02 × 48,095.66
  4. Step 4: Simplify right side
    119,191.40x = 8,596,955,899.93
  5. Step 5: Solve for x
    x = 8,596,955,899.93/119,191.40
  6. Step 6: Final answer
    x = 72,127.32

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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.