Home / 252,421.03-348,342.16-137,699.32

Finding the Fourth Proportional to 252,421.03, 348,342.16 and 137,699.32

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Solution

The fourth proportional to 252,421.03, 348,342.16 and 137,699.32 is: 190,025.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,421.03 : 348,342.16 = 137,699.32 : x
  2. Step 2: Convert to fraction form
    252,421.03/348,342.16 = 137,699.32/x
  3. Step 3: Cross multiply
    252,421.03x = 348,342.16 × 137,699.32
  4. Step 4: Simplify right side
    252,421.03x = 47,966,477,953.58
  5. Step 5: Solve for x
    x = 47,966,477,953.58/252,421.03
  6. Step 6: Final answer
    x = 190,025.68

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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.