Home / 163,210.37-225,252.31-91,594.32

Finding the Fourth Proportional to 163,210.37, 225,252.31 and 91,594.32

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Solution

The fourth proportional to 163,210.37, 225,252.31 and 91,594.32 is: 126,412.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,210.37 : 225,252.31 = 91,594.32 : x
  2. Step 2: Convert to fraction form
    163,210.37/225,252.31 = 91,594.32/x
  3. Step 3: Cross multiply
    163,210.37x = 225,252.31 × 91,594.32
  4. Step 4: Simplify right side
    163,210.37x = 20,631,831,508.05
  5. Step 5: Solve for x
    x = 20,631,831,508.05/163,210.37
  6. Step 6: Final answer
    x = 126,412.51

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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.