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Finding the Fourth Proportional to 44,904.12, 67,312.14 and 38,255.64

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Solution

The fourth proportional to 44,904.12, 67,312.14 and 38,255.64 is: 57,345.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,904.12 : 67,312.14 = 38,255.64 : x
  2. Step 2: Convert to fraction form
    44,904.12/67,312.14 = 38,255.64/x
  3. Step 3: Cross multiply
    44,904.12x = 67,312.14 × 38,255.64
  4. Step 4: Simplify right side
    44,904.12x = 2,575,068,995.47
  5. Step 5: Solve for x
    x = 2,575,068,995.47/44,904.12
  6. Step 6: Final answer
    x = 57,345.94

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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.