Home / 108,723.33-150,038.73-60,979.23

Finding the Fourth Proportional to 108,723.33, 150,038.73 and 60,979.23

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Solution

The fourth proportional to 108,723.33, 150,038.73 and 60,979.23 is: 84,151.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,723.33 : 150,038.73 = 60,979.23 : x
  2. Step 2: Convert to fraction form
    108,723.33/150,038.73 = 60,979.23/x
  3. Step 3: Cross multiply
    108,723.33x = 150,038.73 × 60,979.23
  4. Step 4: Simplify right side
    108,723.33x = 9,149,246,225.58
  5. Step 5: Solve for x
    x = 9,149,246,225.58/108,723.33
  6. Step 6: Final answer
    x = 84,151.64

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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.