Home / 147,062.26-202,938.51-83,405.98

Finding the Fourth Proportional to 147,062.26, 202,938.51 and 83,405.98

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Solution

The fourth proportional to 147,062.26, 202,938.51 and 83,405.98 is: 115,096.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,062.26 : 202,938.51 = 83,405.98 : x
  2. Step 2: Convert to fraction form
    147,062.26/202,938.51 = 83,405.98/x
  3. Step 3: Cross multiply
    147,062.26x = 202,938.51 × 83,405.98
  4. Step 4: Simplify right side
    147,062.26x = 16,926,285,306.29
  5. Step 5: Solve for x
    x = 16,926,285,306.29/147,062.26
  6. Step 6: Final answer
    x = 115,096.05

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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.