Home / 140,222.09-210,248.57-65,359.04

Finding the Fourth Proportional to 140,222.09, 210,248.57 and 65,359.04

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Solution

The fourth proportional to 140,222.09, 210,248.57 and 65,359.04 is: 97,999.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,222.09 : 210,248.57 = 65,359.04 : x
  2. Step 2: Convert to fraction form
    140,222.09/210,248.57 = 65,359.04/x
  3. Step 3: Cross multiply
    140,222.09x = 210,248.57 × 65,359.04
  4. Step 4: Simplify right side
    140,222.09x = 13,741,643,808.73
  5. Step 5: Solve for x
    x = 13,741,643,808.73/140,222.09
  6. Step 6: Final answer
    x = 97,999.14

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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.