Home / 308,053.10-462,079.65-168,085.10

Finding the Fourth Proportional to 308,053.10, 462,079.65 and 168,085.10

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Solution

The fourth proportional to 308,053.10, 462,079.65 and 168,085.10 is: 252,127.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,053.10 : 462,079.65 = 168,085.10 : x
  2. Step 2: Convert to fraction form
    308,053.10/462,079.65 = 168,085.10/x
  3. Step 3: Cross multiply
    308,053.10x = 462,079.65 × 168,085.10
  4. Step 4: Simplify right side
    308,053.10x = 77,668,704,178.22
  5. Step 5: Solve for x
    x = 77,668,704,178.22/308,053.10
  6. Step 6: Final answer
    x = 252,127.65

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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.