Home / 108,056.03-149,114.22-60,308.35

Finding the Fourth Proportional to 108,056.03, 149,114.22 and 60,308.35

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Solution

The fourth proportional to 108,056.03, 149,114.22 and 60,308.35 is: 83,223.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,056.03 : 149,114.22 = 60,308.35 : x
  2. Step 2: Convert to fraction form
    108,056.03/149,114.22 = 60,308.35/x
  3. Step 3: Cross multiply
    108,056.03x = 149,114.22 × 60,308.35
  4. Step 4: Simplify right side
    108,056.03x = 8,992,831,970.80
  5. Step 5: Solve for x
    x = 8,992,831,970.80/108,056.03
  6. Step 6: Final answer
    x = 83,223.79

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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.