Home / 93,792.05-129,449.39-55,573.12

Finding the Fourth Proportional to 93,792.05, 129,449.39 and 55,573.12

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Solution

The fourth proportional to 93,792.05, 129,449.39 and 55,573.12 is: 76,700.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,792.05 : 129,449.39 = 55,573.12 : x
  2. Step 2: Convert to fraction form
    93,792.05/129,449.39 = 55,573.12/x
  3. Step 3: Cross multiply
    93,792.05x = 129,449.39 × 55,573.12
  4. Step 4: Simplify right side
    93,792.05x = 7,193,906,484.40
  5. Step 5: Solve for x
    x = 7,193,906,484.40/93,792.05
  6. Step 6: Final answer
    x = 76,700.60

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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.