Home / 153,451.92-211,769.37-84,544.19

Finding the Fourth Proportional to 153,451.92, 211,769.37 and 84,544.19

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Solution

The fourth proportional to 153,451.92, 211,769.37 and 84,544.19 is: 116,674.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,451.92 : 211,769.37 = 84,544.19 : x
  2. Step 2: Convert to fraction form
    153,451.92/211,769.37 = 84,544.19/x
  3. Step 3: Cross multiply
    153,451.92x = 211,769.37 × 84,544.19
  4. Step 4: Simplify right side
    153,451.92x = 17,903,868,794.61
  5. Step 5: Solve for x
    x = 17,903,868,794.61/153,451.92
  6. Step 6: Final answer
    x = 116,674.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.