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Finding the Fourth Proportional to 93,894.52, 129,570.48 and 51,454.84

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Solution

The fourth proportional to 93,894.52, 129,570.48 and 51,454.84 is: 71,005.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,894.52 : 129,570.48 = 51,454.84 : x
  2. Step 2: Convert to fraction form
    93,894.52/129,570.48 = 51,454.84/x
  3. Step 3: Cross multiply
    93,894.52x = 129,570.48 × 51,454.84
  4. Step 4: Simplify right side
    93,894.52x = 6,667,028,317.12
  5. Step 5: Solve for x
    x = 6,667,028,317.12/93,894.52
  6. Step 6: Final answer
    x = 71,005.51

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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.