Home / 229,733.40-344,458.98-89,328.36

Finding the Fourth Proportional to 229,733.40, 344,458.98 and 89,328.36

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Solution

The fourth proportional to 229,733.40, 344,458.98 and 89,328.36 is: 133,937.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,733.40 : 344,458.98 = 89,328.36 : x
  2. Step 2: Convert to fraction form
    229,733.40/344,458.98 = 89,328.36/x
  3. Step 3: Cross multiply
    229,733.40x = 344,458.98 × 89,328.36
  4. Step 4: Simplify right side
    229,733.40x = 30,769,955,770.67
  5. Step 5: Solve for x
    x = 30,769,955,770.67/229,733.40
  6. Step 6: Final answer
    x = 133,937.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.