Home / 229,302.42-316,426.78-127,334.40

Finding the Fourth Proportional to 229,302.42, 316,426.78 and 127,334.40

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Solution

The fourth proportional to 229,302.42, 316,426.78 and 127,334.40 is: 175,715.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,302.42 : 316,426.78 = 127,334.40 : x
  2. Step 2: Convert to fraction form
    229,302.42/316,426.78 = 127,334.40/x
  3. Step 3: Cross multiply
    229,302.42x = 316,426.78 × 127,334.40
  4. Step 4: Simplify right side
    229,302.42x = 40,292,014,458.33
  5. Step 5: Solve for x
    x = 40,292,014,458.33/229,302.42
  6. Step 6: Final answer
    x = 175,715.61

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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.