Home / 211,887.81-317,875.46-62,132.85

Finding the Fourth Proportional to 211,887.81, 317,875.46 and 62,132.85

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Solution

The fourth proportional to 211,887.81, 317,875.46 and 62,132.85 is: 93,212.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,887.81 : 317,875.46 = 62,132.85 : x
  2. Step 2: Convert to fraction form
    211,887.81/317,875.46 = 62,132.85/x
  3. Step 3: Cross multiply
    211,887.81x = 317,875.46 × 62,132.85
  4. Step 4: Simplify right side
    211,887.81x = 19,750,507,964.20
  5. Step 5: Solve for x
    x = 19,750,507,964.20/211,887.81
  6. Step 6: Final answer
    x = 93,212.10

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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.