Home / 76,348.29-114,560.64-34,258.47

Finding the Fourth Proportional to 76,348.29, 114,560.64 and 34,258.47

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Solution

The fourth proportional to 76,348.29, 114,560.64 and 34,258.47 is: 51,404.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,348.29 : 114,560.64 = 34,258.47 : x
  2. Step 2: Convert to fraction form
    76,348.29/114,560.64 = 34,258.47/x
  3. Step 3: Cross multiply
    76,348.29x = 114,560.64 × 34,258.47
  4. Step 4: Simplify right side
    76,348.29x = 3,924,671,690.55
  5. Step 5: Solve for x
    x = 3,924,671,690.55/76,348.29
  6. Step 6: Final answer
    x = 51,404.84

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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.