Home / 211,864.09-317,525.94-99,296.02

Finding the Fourth Proportional to 211,864.09, 317,525.94 and 99,296.02

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Solution

The fourth proportional to 211,864.09, 317,525.94 and 99,296.02 is: 148,817.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,864.09 : 317,525.94 = 99,296.02 : x
  2. Step 2: Convert to fraction form
    211,864.09/317,525.94 = 99,296.02/x
  3. Step 3: Cross multiply
    211,864.09x = 317,525.94 × 99,296.02
  4. Step 4: Simplify right side
    211,864.09x = 31,529,062,088.76
  5. Step 5: Solve for x
    x = 31,529,062,088.76/211,864.09
  6. Step 6: Final answer
    x = 148,817.40

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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.