Home / 229,300.80-316,444.21-132,501.45

Finding the Fourth Proportional to 229,300.80, 316,444.21 and 132,501.45

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Solution

The fourth proportional to 229,300.80, 316,444.21 and 132,501.45 is: 182,857.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,300.80 : 316,444.21 = 132,501.45 : x
  2. Step 2: Convert to fraction form
    229,300.80/316,444.21 = 132,501.45/x
  3. Step 3: Cross multiply
    229,300.80x = 316,444.21 × 132,501.45
  4. Step 4: Simplify right side
    229,300.80x = 41,929,314,668.19
  5. Step 5: Solve for x
    x = 41,929,314,668.19/229,300.80
  6. Step 6: Final answer
    x = 182,857.25

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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.