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Finding the Fourth Proportional to 178,095.99, 245,772.86 and 96,425.11

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Solution

The fourth proportional to 178,095.99, 245,772.86 and 96,425.11 is: 133,066.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,095.99 : 245,772.86 = 96,425.11 : x
  2. Step 2: Convert to fraction form
    178,095.99/245,772.86 = 96,425.11/x
  3. Step 3: Cross multiply
    178,095.99x = 245,772.86 × 96,425.11
  4. Step 4: Simplify right side
    178,095.99x = 23,698,675,060.51
  5. Step 5: Solve for x
    x = 23,698,675,060.51/178,095.99
  6. Step 6: Final answer
    x = 133,066.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.