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Finding the Fourth Proportional to 119,228.61, 178,842.95 and 44,338.98

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Solution

The fourth proportional to 119,228.61, 178,842.95 and 44,338.98 is: 66,508.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,228.61 : 178,842.95 = 44,338.98 : x
  2. Step 2: Convert to fraction form
    119,228.61/178,842.95 = 44,338.98/x
  3. Step 3: Cross multiply
    119,228.61x = 178,842.95 × 44,338.98
  4. Step 4: Simplify right side
    119,228.61x = 7,929,713,088.98
  5. Step 5: Solve for x
    x = 7,929,713,088.98/119,228.61
  6. Step 6: Final answer
    x = 66,508.48

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1.5x scale

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.