Home / 165,603.10-248,443.21-47,276.06

Finding the Fourth Proportional to 165,603.10, 248,443.21 and 47,276.06

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Solution

The fourth proportional to 165,603.10, 248,443.21 and 47,276.06 is: 70,925.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,603.10 : 248,443.21 = 47,276.06 : x
  2. Step 2: Convert to fraction form
    165,603.10/248,443.21 = 47,276.06/x
  3. Step 3: Cross multiply
    165,603.10x = 248,443.21 × 47,276.06
  4. Step 4: Simplify right side
    165,603.10x = 11,745,416,102.55
  5. Step 5: Solve for x
    x = 11,745,416,102.55/165,603.10
  6. Step 6: Final answer
    x = 70,925.10

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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.