Home / 229,210.02-316,304.82-127,229.49

Finding the Fourth Proportional to 229,210.02, 316,304.82 and 127,229.49

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Solution

The fourth proportional to 229,210.02, 316,304.82 and 127,229.49 is: 175,573.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,210.02 : 316,304.82 = 127,229.49 : x
  2. Step 2: Convert to fraction form
    229,210.02/316,304.82 = 127,229.49/x
  3. Step 3: Cross multiply
    229,210.02x = 316,304.82 × 127,229.49
  4. Step 4: Simplify right side
    229,210.02x = 40,243,300,933.14
  5. Step 5: Solve for x
    x = 40,243,300,933.14/229,210.02
  6. Step 6: Final answer
    x = 175,573.92

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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.