Home / 232,261.80-348,309.02-80,417.64

Finding the Fourth Proportional to 232,261.80, 348,309.02 and 80,417.64

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Solution

The fourth proportional to 232,261.80, 348,309.02 and 80,417.64 is: 120,597.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,261.80 : 348,309.02 = 80,417.64 : x
  2. Step 2: Convert to fraction form
    232,261.80/348,309.02 = 80,417.64/x
  3. Step 3: Cross multiply
    232,261.80x = 348,309.02 × 80,417.64
  4. Step 4: Simplify right side
    232,261.80x = 28,010,189,379.11
  5. Step 5: Solve for x
    x = 28,010,189,379.11/232,261.80
  6. Step 6: Final answer
    x = 120,597.49

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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.