Home / 98,259.15-135,460.32-83,090.96

Finding the Fourth Proportional to 98,259.15, 135,460.32 and 83,090.96

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Solution

The fourth proportional to 98,259.15, 135,460.32 and 83,090.96 is: 114,549.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,259.15 : 135,460.32 = 83,090.96 : x
  2. Step 2: Convert to fraction form
    98,259.15/135,460.32 = 83,090.96/x
  3. Step 3: Cross multiply
    98,259.15x = 135,460.32 × 83,090.96
  4. Step 4: Simplify right side
    98,259.15x = 11,255,527,353.41
  5. Step 5: Solve for x
    x = 11,255,527,353.41/98,259.15
  6. Step 6: Final answer
    x = 114,549.41

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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.