Home / 76,962.34-115,324.44-51,904.18

Finding the Fourth Proportional to 76,962.34, 115,324.44 and 51,904.18

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Solution

The fourth proportional to 76,962.34, 115,324.44 and 51,904.18 is: 77,775.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,962.34 : 115,324.44 = 51,904.18 : x
  2. Step 2: Convert to fraction form
    76,962.34/115,324.44 = 51,904.18/x
  3. Step 3: Cross multiply
    76,962.34x = 115,324.44 × 51,904.18
  4. Step 4: Simplify right side
    76,962.34x = 5,985,820,492.16
  5. Step 5: Solve for x
    x = 5,985,820,492.16/76,962.34
  6. Step 6: Final answer
    x = 77,775.97

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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.