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Finding the Fourth Proportional to 176,071.40, 264,104.70 and 57,746.60

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Solution

The fourth proportional to 176,071.40, 264,104.70 and 57,746.60 is: 86,619.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,071.40 : 264,104.70 = 57,746.60 : x
  2. Step 2: Convert to fraction form
    176,071.40/264,104.70 = 57,746.60/x
  3. Step 3: Cross multiply
    176,071.40x = 264,104.70 × 57,746.60
  4. Step 4: Simplify right side
    176,071.40x = 15,251,148,469.02
  5. Step 5: Solve for x
    x = 15,251,148,469.02/176,071.40
  6. Step 6: Final answer
    x = 86,619.11

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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.