Home / 234,133.19-323,106.08-126,705.45

Finding the Fourth Proportional to 234,133.19, 323,106.08 and 126,705.45

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Solution

The fourth proportional to 234,133.19, 323,106.08 and 126,705.45 is: 174,854.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,133.19 : 323,106.08 = 126,705.45 : x
  2. Step 2: Convert to fraction form
    234,133.19/323,106.08 = 126,705.45/x
  3. Step 3: Cross multiply
    234,133.19x = 323,106.08 × 126,705.45
  4. Step 4: Simplify right side
    234,133.19x = 40,939,301,842.26
  5. Step 5: Solve for x
    x = 40,939,301,842.26/234,133.19
  6. Step 6: Final answer
    x = 174,854.76

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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.