Home / 165,138.02-227,807.10-97,111.68

Finding the Fourth Proportional to 165,138.02, 227,807.10 and 97,111.68

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Solution

The fourth proportional to 165,138.02, 227,807.10 and 97,111.68 is: 133,965.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,138.02 : 227,807.10 = 97,111.68 : x
  2. Step 2: Convert to fraction form
    165,138.02/227,807.10 = 97,111.68/x
  3. Step 3: Cross multiply
    165,138.02x = 227,807.10 × 97,111.68
  4. Step 4: Simplify right side
    165,138.02x = 22,122,730,196.93
  5. Step 5: Solve for x
    x = 22,122,730,196.93/165,138.02
  6. Step 6: Final answer
    x = 133,965.09

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1.5x scale

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.