Home / 163,079.04-225,050.70-91,457.52

Finding the Fourth Proportional to 163,079.04, 225,050.70 and 91,457.52

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Solution

The fourth proportional to 163,079.04, 225,050.70 and 91,457.52 is: 126,212.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,079.04 : 225,050.70 = 91,457.52 : x
  2. Step 2: Convert to fraction form
    163,079.04/225,050.70 = 91,457.52/x
  3. Step 3: Cross multiply
    163,079.04x = 225,050.70 × 91,457.52
  4. Step 4: Simplify right side
    163,079.04x = 20,582,578,896.26
  5. Step 5: Solve for x
    x = 20,582,578,896.26/163,079.04
  6. Step 6: Final answer
    x = 126,212.29

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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.