Home / 155,733.17-214,911.70-84,113.24

Finding the Fourth Proportional to 155,733.17, 214,911.70 and 84,113.24

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Solution

The fourth proportional to 155,733.17, 214,911.70 and 84,113.24 is: 116,076.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,733.17 : 214,911.70 = 84,113.24 : x
  2. Step 2: Convert to fraction form
    155,733.17/214,911.70 = 84,113.24/x
  3. Step 3: Cross multiply
    155,733.17x = 214,911.70 × 84,113.24
  4. Step 4: Simplify right side
    155,733.17x = 18,076,918,116.07
  5. Step 5: Solve for x
    x = 18,076,918,116.07/155,733.17
  6. Step 6: Final answer
    x = 116,076.23

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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.