Home / 224,118.11-309,290.84-122,152.07

Finding the Fourth Proportional to 224,118.11, 309,290.84 and 122,152.07

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Solution

The fourth proportional to 224,118.11, 309,290.84 and 122,152.07 is: 168,574.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,118.11 : 309,290.84 = 122,152.07 : x
  2. Step 2: Convert to fraction form
    224,118.11/309,290.84 = 122,152.07/x
  3. Step 3: Cross multiply
    224,118.11x = 309,290.84 × 122,152.07
  4. Step 4: Simplify right side
    224,118.11x = 37,780,514,180.82
  5. Step 5: Solve for x
    x = 37,780,514,180.82/224,118.11
  6. Step 6: Final answer
    x = 168,574.13

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1.5x scale

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.