Home / 163,088.49-225,071.42-91,462.83

Finding the Fourth Proportional to 163,088.49, 225,071.42 and 91,462.83

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Solution

The fourth proportional to 163,088.49, 225,071.42 and 91,462.83 is: 126,223.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,088.49 : 225,071.42 = 91,462.83 : x
  2. Step 2: Convert to fraction form
    163,088.49/225,071.42 = 91,462.83/x
  3. Step 3: Cross multiply
    163,088.49x = 225,071.42 × 91,462.83
  4. Step 4: Simplify right side
    163,088.49x = 20,585,669,025.32
  5. Step 5: Solve for x
    x = 20,585,669,025.32/163,088.49
  6. Step 6: Final answer
    x = 126,223.92

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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.