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Finding the Fourth Proportional to 232,019.04, 320,186.88 and 131,417.04

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Solution

The fourth proportional to 232,019.04, 320,186.88 and 131,417.04 is: 181,355.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,019.04 : 320,186.88 = 131,417.04 : x
  2. Step 2: Convert to fraction form
    232,019.04/320,186.88 = 131,417.04/x
  3. Step 3: Cross multiply
    232,019.04x = 320,186.88 × 131,417.04
  4. Step 4: Simplify right side
    232,019.04x = 42,078,012,016.44
  5. Step 5: Solve for x
    x = 42,078,012,016.44/232,019.04
  6. Step 6: Final answer
    x = 181,355.86

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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.