Home / 224,287.32-309,523.95-122,318.36

Finding the Fourth Proportional to 224,287.32, 309,523.95 and 122,318.36

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Solution

The fourth proportional to 224,287.32, 309,523.95 and 122,318.36 is: 168,803.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,287.32 : 309,523.95 = 122,318.36 : x
  2. Step 2: Convert to fraction form
    224,287.32/309,523.95 = 122,318.36/x
  3. Step 3: Cross multiply
    224,287.32x = 309,523.95 × 122,318.36
  4. Step 4: Simplify right side
    224,287.32x = 37,860,460,397.10
  5. Step 5: Solve for x
    x = 37,860,460,397.10/224,287.32
  6. Step 6: Final answer
    x = 168,803.39

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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.