Home / 252,486.15-348,557.14-157,023.60

Finding the Fourth Proportional to 252,486.15, 348,557.14 and 157,023.60

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Solution

The fourth proportional to 252,486.15, 348,557.14 and 157,023.60 is: 216,771.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,486.15 : 348,557.14 = 157,023.60 : x
  2. Step 2: Convert to fraction form
    252,486.15/348,557.14 = 157,023.60/x
  3. Step 3: Cross multiply
    252,486.15x = 348,557.14 × 157,023.60
  4. Step 4: Simplify right side
    252,486.15x = 54,731,696,928.50
  5. Step 5: Solve for x
    x = 54,731,696,928.50/252,486.15
  6. Step 6: Final answer
    x = 216,771.09

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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.