Home / 165,123.90-227,925.09-97,137.36

Finding the Fourth Proportional to 165,123.90, 227,925.09 and 97,137.36

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Solution

The fourth proportional to 165,123.90, 227,925.09 and 97,137.36 is: 134,081.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,123.90 : 227,925.09 = 97,137.36 : x
  2. Step 2: Convert to fraction form
    165,123.90/227,925.09 = 97,137.36/x
  3. Step 3: Cross multiply
    165,123.90x = 227,925.09 × 97,137.36
  4. Step 4: Simplify right side
    165,123.90x = 22,140,041,520.36
  5. Step 5: Solve for x
    x = 22,140,041,520.36/165,123.90
  6. Step 6: Final answer
    x = 134,081.39

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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.