Home / 229,613.04-316,845-132,792.12

Finding the Fourth Proportional to 229,613.04, 316,845 and 132,792.12

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Solution

The fourth proportional to 229,613.04, 316,845 and 132,792.12 is: 183,240.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,613.04 : 316,845 = 132,792.12 : x
  2. Step 2: Convert to fraction form
    229,613.04/316,845 = 132,792.12/x
  3. Step 3: Cross multiply
    229,613.04x = 316,845 × 132,792.12
  4. Step 4: Simplify right side
    229,613.04x = 42,074,519,261.40
  5. Step 5: Solve for x
    x = 42,074,519,261.40/229,613.04
  6. Step 6: Final answer
    x = 183,240.98

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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.