Home / 152,002.08-209,762.46-84,934.08

Finding the Fourth Proportional to 152,002.08, 209,762.46 and 84,934.08

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Solution

The fourth proportional to 152,002.08, 209,762.46 and 84,934.08 is: 117,208.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,002.08 : 209,762.46 = 84,934.08 : x
  2. Step 2: Convert to fraction form
    152,002.08/209,762.46 = 84,934.08/x
  3. Step 3: Cross multiply
    152,002.08x = 209,762.46 × 84,934.08
  4. Step 4: Simplify right side
    152,002.08x = 17,815,981,558.64
  5. Step 5: Solve for x
    x = 17,815,981,558.64/152,002.08
  6. Step 6: Final answer
    x = 117,208.80

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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.