Home / 119,247.12-164,564.06-65,533.50

Finding the Fourth Proportional to 119,247.12, 164,564.06 and 65,533.50

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Solution

The fourth proportional to 119,247.12, 164,564.06 and 65,533.50 is: 90,437.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,247.12 : 164,564.06 = 65,533.50 : x
  2. Step 2: Convert to fraction form
    119,247.12/164,564.06 = 65,533.50/x
  3. Step 3: Cross multiply
    119,247.12x = 164,564.06 × 65,533.50
  4. Step 4: Simplify right side
    119,247.12x = 10,784,458,498.34
  5. Step 5: Solve for x
    x = 10,784,458,498.34/119,247.12
  6. Step 6: Final answer
    x = 90,437.89

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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.