Home / 153,218.58-229,776.84-64,455.54

Finding the Fourth Proportional to 153,218.58, 229,776.84 and 64,455.54

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Solution

The fourth proportional to 153,218.58, 229,776.84 and 64,455.54 is: 96,661.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,218.58 : 229,776.84 = 64,455.54 : x
  2. Step 2: Convert to fraction form
    153,218.58/229,776.84 = 64,455.54/x
  3. Step 3: Cross multiply
    153,218.58x = 229,776.84 × 64,455.54
  4. Step 4: Simplify right side
    153,218.58x = 14,810,390,301.69
  5. Step 5: Solve for x
    x = 14,810,390,301.69/153,218.58
  6. Step 6: Final answer
    x = 96,661.84

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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.