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Finding the Fourth Proportional to 93,493.93, 129,032.71 and 52,659.40

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Solution

The fourth proportional to 93,493.93, 129,032.71 and 52,659.40 is: 72,676.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,493.93 : 129,032.71 = 52,659.40 : x
  2. Step 2: Convert to fraction form
    93,493.93/129,032.71 = 52,659.40/x
  3. Step 3: Cross multiply
    93,493.93x = 129,032.71 × 52,659.40
  4. Step 4: Simplify right side
    93,493.93x = 6,794,785,118.62
  5. Step 5: Solve for x
    x = 6,794,785,118.62/93,493.93
  6. Step 6: Final answer
    x = 72,676.22

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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.