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Finding the Fourth Proportional to 110,424.30, 165,308.40 and 110,424.30

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Solution

The fourth proportional to 110,424.30, 165,308.40 and 110,424.30 is: 165,308.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,424.30 : 165,308.40 = 110,424.30 : x
  2. Step 2: Convert to fraction form
    110,424.30/165,308.40 = 110,424.30/x
  3. Step 3: Cross multiply
    110,424.30x = 165,308.40 × 110,424.30
  4. Step 4: Simplify right side
    110,424.30x = 18,254,064,354.12
  5. Step 5: Solve for x
    x = 18,254,064,354.12/110,424.30
  6. Step 6: Final answer
    x = 165,308.40

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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.