Home / 229,097.46-316,156.18-127,123.32

Finding the Fourth Proportional to 229,097.46, 316,156.18 and 127,123.32

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Solution

The fourth proportional to 229,097.46, 316,156.18 and 127,123.32 is: 175,431.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,097.46 : 316,156.18 = 127,123.32 : x
  2. Step 2: Convert to fraction form
    229,097.46/316,156.18 = 127,123.32/x
  3. Step 3: Cross multiply
    229,097.46x = 316,156.18 × 127,123.32
  4. Step 4: Simplify right side
    229,097.46x = 40,190,823,240.12
  5. Step 5: Solve for x
    x = 40,190,823,240.12/229,097.46
  6. Step 6: Final answer
    x = 175,431.12

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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.