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Finding the Fourth Proportional to 110,018.52, 165,034.14 and 31,126.14

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Solution

The fourth proportional to 110,018.52, 165,034.14 and 31,126.14 is: 46,691.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,018.52 : 165,034.14 = 31,126.14 : x
  2. Step 2: Convert to fraction form
    110,018.52/165,034.14 = 31,126.14/x
  3. Step 3: Cross multiply
    110,018.52x = 165,034.14 × 31,126.14
  4. Step 4: Simplify right side
    110,018.52x = 5,136,875,746.42
  5. Step 5: Solve for x
    x = 5,136,875,746.42/110,018.52
  6. Step 6: Final answer
    x = 46,691.01

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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.