Home / 116,670.10-175,152.85-71,580.66

Finding the Fourth Proportional to 116,670.10, 175,152.85 and 71,580.66

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Solution

The fourth proportional to 116,670.10, 175,152.85 and 71,580.66 is: 107,461.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,670.10 : 175,152.85 = 71,580.66 : x
  2. Step 2: Convert to fraction form
    116,670.10/175,152.85 = 71,580.66/x
  3. Step 3: Cross multiply
    116,670.10x = 175,152.85 × 71,580.66
  4. Step 4: Simplify right side
    116,670.10x = 12,537,556,603.88
  5. Step 5: Solve for x
    x = 12,537,556,603.88/116,670.10
  6. Step 6: Final answer
    x = 107,461.61

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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.