Home / 76,622.16-114,904.08-35,040

Finding the Fourth Proportional to 76,622.16, 114,904.08 and 35,040

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Solution

The fourth proportional to 76,622.16, 114,904.08 and 35,040 is: 52,546.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,622.16 : 114,904.08 = 35,040 : x
  2. Step 2: Convert to fraction form
    76,622.16/114,904.08 = 35,040/x
  3. Step 3: Cross multiply
    76,622.16x = 114,904.08 × 35,040
  4. Step 4: Simplify right side
    76,622.16x = 4,026,238,963.20
  5. Step 5: Solve for x
    x = 4,026,238,963.20/76,622.16
  6. Step 6: Final answer
    x = 52,546.66

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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.