Home / 178,013.31-245,658.18-97,440.11

Finding the Fourth Proportional to 178,013.31, 245,658.18 and 97,440.11

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Solution

The fourth proportional to 178,013.31, 245,658.18 and 97,440.11 is: 134,467.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,013.31 : 245,658.18 = 97,440.11 : x
  2. Step 2: Convert to fraction form
    178,013.31/245,658.18 = 97,440.11/x
  3. Step 3: Cross multiply
    178,013.31x = 245,658.18 × 97,440.11
  4. Step 4: Simplify right side
    178,013.31x = 23,936,960,081.60
  5. Step 5: Solve for x
    x = 23,936,960,081.60/178,013.31
  6. Step 6: Final answer
    x = 134,467.25

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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.