Home / 174,862.60-261,905.10-135,291.40

Finding the Fourth Proportional to 174,862.60, 261,905.10 and 135,291.40

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Solution

The fourth proportional to 174,862.60, 261,905.10 and 135,291.40 is: 202,636.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,862.60 : 261,905.10 = 135,291.40 : x
  2. Step 2: Convert to fraction form
    174,862.60/261,905.10 = 135,291.40/x
  3. Step 3: Cross multiply
    174,862.60x = 261,905.10 × 135,291.40
  4. Step 4: Simplify right side
    174,862.60x = 35,433,507,646.14
  5. Step 5: Solve for x
    x = 35,433,507,646.14/174,862.60
  6. Step 6: Final answer
    x = 202,636.28

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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.