Home / 229,150.10-316,265.18-133,656.80

Finding the Fourth Proportional to 229,150.10, 316,265.18 and 133,656.80

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Solution

The fourth proportional to 229,150.10, 316,265.18 and 133,656.80 is: 184,468.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,150.10 : 316,265.18 = 133,656.80 : x
  2. Step 2: Convert to fraction form
    229,150.10/316,265.18 = 133,656.80/x
  3. Step 3: Cross multiply
    229,150.10x = 316,265.18 × 133,656.80
  4. Step 4: Simplify right side
    229,150.10x = 42,270,991,910.22
  5. Step 5: Solve for x
    x = 42,270,991,910.22/229,150.10
  6. Step 6: Final answer
    x = 184,468.57

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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.