Home / 210,962.04-316,661.76-141,327.96

Finding the Fourth Proportional to 210,962.04, 316,661.76 and 141,327.96

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Solution

The fourth proportional to 210,962.04, 316,661.76 and 141,327.96 is: 212,138.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,962.04 : 316,661.76 = 141,327.96 : x
  2. Step 2: Convert to fraction form
    210,962.04/316,661.76 = 141,327.96/x
  3. Step 3: Cross multiply
    210,962.04x = 316,661.76 × 141,327.96
  4. Step 4: Simplify right side
    210,962.04x = 44,753,160,550.81
  5. Step 5: Solve for x
    x = 44,753,160,550.81/210,962.04
  6. Step 6: Final answer
    x = 212,138.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.