Home / 145,035.59-217,553.79-45,199.04

Finding the Fourth Proportional to 145,035.59, 217,553.79 and 45,199.04

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Solution

The fourth proportional to 145,035.59, 217,553.79 and 45,199.04 is: 67,798.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,035.59 : 217,553.79 = 45,199.04 : x
  2. Step 2: Convert to fraction form
    145,035.59/217,553.79 = 45,199.04/x
  3. Step 3: Cross multiply
    145,035.59x = 217,553.79 × 45,199.04
  4. Step 4: Simplify right side
    145,035.59x = 9,833,222,456.36
  5. Step 5: Solve for x
    x = 9,833,222,456.36/145,035.59
  6. Step 6: Final answer
    x = 67,798.69

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1.5x scale

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.