Home / 229,073.35-316,159.14-127,131.55

Finding the Fourth Proportional to 229,073.35, 316,159.14 and 127,131.55

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Solution

The fourth proportional to 229,073.35, 316,159.14 and 127,131.55 is: 175,462.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,073.35 : 316,159.14 = 127,131.55 : x
  2. Step 2: Convert to fraction form
    229,073.35/316,159.14 = 127,131.55/x
  3. Step 3: Cross multiply
    229,073.35x = 316,159.14 × 127,131.55
  4. Step 4: Simplify right side
    229,073.35x = 40,193,802,386.81
  5. Step 5: Solve for x
    x = 40,193,802,386.81/229,073.35
  6. Step 6: Final answer
    x = 175,462.59

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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.