Home / 119,420.40-164,665.44-92,134.32

Finding the Fourth Proportional to 119,420.40, 164,665.44 and 92,134.32

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Solution

The fourth proportional to 119,420.40, 164,665.44 and 92,134.32 is: 127,041.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,420.40 : 164,665.44 = 92,134.32 : x
  2. Step 2: Convert to fraction form
    119,420.40/164,665.44 = 92,134.32/x
  3. Step 3: Cross multiply
    119,420.40x = 164,665.44 × 92,134.32
  4. Step 4: Simplify right side
    119,420.40x = 15,171,338,341.90
  5. Step 5: Solve for x
    x = 15,171,338,341.90/119,420.40
  6. Step 6: Final answer
    x = 127,041.43

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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.