Home / 210,962.04-316,393.83-61,162.12

Finding the Fourth Proportional to 210,962.04, 316,393.83 and 61,162.12

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Solution

The fourth proportional to 210,962.04, 316,393.83 and 61,162.12 is: 91,728.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,962.04 : 316,393.83 = 61,162.12 : x
  2. Step 2: Convert to fraction form
    210,962.04/316,393.83 = 61,162.12/x
  3. Step 3: Cross multiply
    210,962.04x = 316,393.83 × 61,162.12
  4. Step 4: Simplify right side
    210,962.04x = 19,351,317,793.21
  5. Step 5: Solve for x
    x = 19,351,317,793.21/210,962.04
  6. Step 6: Final answer
    x = 91,728.91

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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.