Home / 231,126.04-319,052.14-140,510.94

Finding the Fourth Proportional to 231,126.04, 319,052.14 and 140,510.94

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Solution

The fourth proportional to 231,126.04, 319,052.14 and 140,510.94 is: 193,964.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,126.04 : 319,052.14 = 140,510.94 : x
  2. Step 2: Convert to fraction form
    231,126.04/319,052.14 = 140,510.94/x
  3. Step 3: Cross multiply
    231,126.04x = 319,052.14 × 140,510.94
  4. Step 4: Simplify right side
    231,126.04x = 44,830,316,100.41
  5. Step 5: Solve for x
    x = 44,830,316,100.41/231,126.04
  6. Step 6: Final answer
    x = 193,964.80

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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.