Home / 153,435.04-230,207.76-53,609.92

Finding the Fourth Proportional to 153,435.04, 230,207.76 and 53,609.92

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Solution

The fourth proportional to 153,435.04, 230,207.76 and 53,609.92 is: 80,434.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,435.04 : 230,207.76 = 53,609.92 : x
  2. Step 2: Convert to fraction form
    153,435.04/230,207.76 = 53,609.92/x
  3. Step 3: Cross multiply
    153,435.04x = 230,207.76 × 53,609.92
  4. Step 4: Simplify right side
    153,435.04x = 12,341,419,596.98
  5. Step 5: Solve for x
    x = 12,341,419,596.98/153,435.04
  6. Step 6: Final answer
    x = 80,434.17

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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.