Home / 252,402.10-348,317.12-137,681.24

Finding the Fourth Proportional to 252,402.10, 348,317.12 and 137,681.24

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Solution

The fourth proportional to 252,402.10, 348,317.12 and 137,681.24 is: 190,001.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,402.10 : 348,317.12 = 137,681.24 : x
  2. Step 2: Convert to fraction form
    252,402.10/348,317.12 = 137,681.24/x
  3. Step 3: Cross multiply
    252,402.10x = 348,317.12 × 137,681.24
  4. Step 4: Simplify right side
    252,402.10x = 47,956,733,177.22
  5. Step 5: Solve for x
    x = 47,956,733,177.22/252,402.10
  6. Step 6: Final answer
    x = 190,001.33

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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.