Home / 252,484.15-348,554.38-157,021.60

Finding the Fourth Proportional to 252,484.15, 348,554.38 and 157,021.60

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Solution

The fourth proportional to 252,484.15, 348,554.38 and 157,021.60 is: 216,768.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,484.15 : 348,554.38 = 157,021.60 : x
  2. Step 2: Convert to fraction form
    252,484.15/348,554.38 = 157,021.60/x
  3. Step 3: Cross multiply
    252,484.15x = 348,554.38 × 157,021.60
  4. Step 4: Simplify right side
    252,484.15x = 54,730,564,691.84
  5. Step 5: Solve for x
    x = 54,730,564,691.84/252,484.15
  6. Step 6: Final answer
    x = 216,768.32

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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.