Home / 175,330.35-262,995.53-145,769.40

Finding the Fourth Proportional to 175,330.35, 262,995.53 and 145,769.40

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Solution

The fourth proportional to 175,330.35, 262,995.53 and 145,769.40 is: 218,654.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,330.35 : 262,995.53 = 145,769.40 : x
  2. Step 2: Convert to fraction form
    175,330.35/262,995.53 = 145,769.40/x
  3. Step 3: Cross multiply
    175,330.35x = 262,995.53 × 145,769.40
  4. Step 4: Simplify right side
    175,330.35x = 38,336,699,881.94
  5. Step 5: Solve for x
    x = 38,336,699,881.94/175,330.35
  6. Step 6: Final answer
    x = 218,654.10

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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.