Home / 224,288.63-309,509.62-127,505.18

Finding the Fourth Proportional to 224,288.63, 309,509.62 and 127,505.18

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Solution

The fourth proportional to 224,288.63, 309,509.62 and 127,505.18 is: 175,952.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,288.63 : 309,509.62 = 127,505.18 : x
  2. Step 2: Convert to fraction form
    224,288.63/309,509.62 = 127,505.18/x
  3. Step 3: Cross multiply
    224,288.63x = 309,509.62 × 127,505.18
  4. Step 4: Simplify right side
    224,288.63x = 39,464,079,809.83
  5. Step 5: Solve for x
    x = 39,464,079,809.83/224,288.63
  6. Step 6: Final answer
    x = 175,952.21

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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.