Home / 223,534.12-308,461.62-132,885.40

Finding the Fourth Proportional to 223,534.12, 308,461.62 and 132,885.40

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Solution

The fourth proportional to 223,534.12, 308,461.62 and 132,885.40 is: 183,372.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,534.12 : 308,461.62 = 132,885.40 : x
  2. Step 2: Convert to fraction form
    223,534.12/308,461.62 = 132,885.40/x
  3. Step 3: Cross multiply
    223,534.12x = 308,461.62 × 132,885.40
  4. Step 4: Simplify right side
    223,534.12x = 40,990,045,758.35
  5. Step 5: Solve for x
    x = 40,990,045,758.35/223,534.12
  6. Step 6: Final answer
    x = 183,372.66

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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.