Home / 74,088.28-102,258.48-47,225.44

Finding the Fourth Proportional to 74,088.28, 102,258.48 and 47,225.44

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Solution

The fourth proportional to 74,088.28, 102,258.48 and 47,225.44 is: 65,181.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,088.28 : 102,258.48 = 47,225.44 : x
  2. Step 2: Convert to fraction form
    74,088.28/102,258.48 = 47,225.44/x
  3. Step 3: Cross multiply
    74,088.28x = 102,258.48 × 47,225.44
  4. Step 4: Simplify right side
    74,088.28x = 4,829,201,711.73
  5. Step 5: Solve for x
    x = 4,829,201,711.73/74,088.28
  6. Step 6: Final answer
    x = 65,181.72

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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.