Home / 108,005.36-149,047.47-60,258.74

Finding the Fourth Proportional to 108,005.36, 149,047.47 and 60,258.74

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Solution

The fourth proportional to 108,005.36, 149,047.47 and 60,258.74 is: 83,157.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,005.36 : 149,047.47 = 60,258.74 : x
  2. Step 2: Convert to fraction form
    108,005.36/149,047.47 = 60,258.74/x
  3. Step 3: Cross multiply
    108,005.36x = 149,047.47 × 60,258.74
  4. Step 4: Simplify right side
    108,005.36x = 8,981,411,997.15
  5. Step 5: Solve for x
    x = 8,981,411,997.15/108,005.36
  6. Step 6: Final answer
    x = 83,157.10

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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.