Home / 116,126.16-160,253.44-64,442.74

Finding the Fourth Proportional to 116,126.16, 160,253.44 and 64,442.74

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Solution

The fourth proportional to 116,126.16, 160,253.44 and 64,442.74 is: 88,930.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,126.16 : 160,253.44 = 64,442.74 : x
  2. Step 2: Convert to fraction form
    116,126.16/160,253.44 = 64,442.74/x
  3. Step 3: Cross multiply
    116,126.16x = 160,253.44 × 64,442.74
  4. Step 4: Simplify right side
    116,126.16x = 10,327,170,768.03
  5. Step 5: Solve for x
    x = 10,327,170,768.03/116,126.16
  6. Step 6: Final answer
    x = 88,930.61

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1.5x scale

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.