Home / 108,280.32-149,431.49-60,533.66

Finding the Fourth Proportional to 108,280.32, 149,431.49 and 60,533.66

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Solution

The fourth proportional to 108,280.32, 149,431.49 and 60,533.66 is: 83,539.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,280.32 : 149,431.49 = 60,533.66 : x
  2. Step 2: Convert to fraction form
    108,280.32/149,431.49 = 60,533.66/x
  3. Step 3: Cross multiply
    108,280.32x = 149,431.49 × 60,533.66
  4. Step 4: Simplify right side
    108,280.32x = 9,045,633,959.13
  5. Step 5: Solve for x
    x = 9,045,633,959.13/108,280.32
  6. Step 6: Final answer
    x = 83,539.04

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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.