Home / 155,563.53-214,588.22-98,182.46

Finding the Fourth Proportional to 155,563.53, 214,588.22 and 98,182.46

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Solution

The fourth proportional to 155,563.53, 214,588.22 and 98,182.46 is: 135,435.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,563.53 : 214,588.22 = 98,182.46 : x
  2. Step 2: Convert to fraction form
    155,563.53/214,588.22 = 98,182.46/x
  3. Step 3: Cross multiply
    155,563.53x = 214,588.22 × 98,182.46
  4. Step 4: Simplify right side
    155,563.53x = 21,068,798,835.71
  5. Step 5: Solve for x
    x = 21,068,798,835.71/155,563.53
  6. Step 6: Final answer
    x = 135,435.34

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1.5x scale

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.