Home / 93,028.14-128,374.92-52,744.61

Finding the Fourth Proportional to 93,028.14, 128,374.92 and 52,744.61

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Solution

The fourth proportional to 93,028.14, 128,374.92 and 52,744.61 is: 72,785.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,028.14 : 128,374.92 = 52,744.61 : x
  2. Step 2: Convert to fraction form
    93,028.14/128,374.92 = 52,744.61/x
  3. Step 3: Cross multiply
    93,028.14x = 128,374.92 × 52,744.61
  4. Step 4: Simplify right side
    93,028.14x = 6,771,085,410.12
  5. Step 5: Solve for x
    x = 6,771,085,410.12/93,028.14
  6. Step 6: Final answer
    x = 72,785.35

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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.