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Finding the Fourth Proportional to 112,587.46, 168,883.22 and 37,693.64

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Solution

The fourth proportional to 112,587.46, 168,883.22 and 37,693.64 is: 56,541.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,587.46 : 168,883.22 = 37,693.64 : x
  2. Step 2: Convert to fraction form
    112,587.46/168,883.22 = 37,693.64/x
  3. Step 3: Cross multiply
    112,587.46x = 168,883.22 × 37,693.64
  4. Step 4: Simplify right side
    112,587.46x = 6,365,823,296.72
  5. Step 5: Solve for x
    x = 6,365,823,296.72/112,587.46
  6. Step 6: Final answer
    x = 56,541.14

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1.5x scale

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.