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Finding the Fourth Proportional to 224,701.86, 310,090.95 and 122,730.24

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Solution

The fourth proportional to 224,701.86, 310,090.95 and 122,730.24 is: 169,369.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,701.86 : 310,090.95 = 122,730.24 : x
  2. Step 2: Convert to fraction form
    224,701.86/310,090.95 = 122,730.24/x
  3. Step 3: Cross multiply
    224,701.86x = 310,090.95 × 122,730.24
  4. Step 4: Simplify right side
    224,701.86x = 38,057,536,715.33
  5. Step 5: Solve for x
    x = 38,057,536,715.33/224,701.86
  6. Step 6: Final answer
    x = 169,369.03

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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.