Home / 152,962.08-229,443.12-47,789.34

Finding the Fourth Proportional to 152,962.08, 229,443.12 and 47,789.34

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Solution

The fourth proportional to 152,962.08, 229,443.12 and 47,789.34 is: 71,684.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,962.08 : 229,443.12 = 47,789.34 : x
  2. Step 2: Convert to fraction form
    152,962.08/229,443.12 = 47,789.34/x
  3. Step 3: Cross multiply
    152,962.08x = 229,443.12 × 47,789.34
  4. Step 4: Simplify right side
    152,962.08x = 10,964,935,272.34
  5. Step 5: Solve for x
    x = 10,964,935,272.34/152,962.08
  6. Step 6: Final answer
    x = 71,684.01

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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.