Home / 177,986.34-245,710.02-102,520.26

Finding the Fourth Proportional to 177,986.34, 245,710.02 and 102,520.26

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Solution

The fourth proportional to 177,986.34, 245,710.02 and 102,520.26 is: 141,529.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,986.34 : 245,710.02 = 102,520.26 : x
  2. Step 2: Convert to fraction form
    177,986.34/245,710.02 = 102,520.26/x
  3. Step 3: Cross multiply
    177,986.34x = 245,710.02 × 102,520.26
  4. Step 4: Simplify right side
    177,986.34x = 25,190,255,135.01
  5. Step 5: Solve for x
    x = 25,190,255,135.01/177,986.34
  6. Step 6: Final answer
    x = 141,529.15

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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.