Home / 82,911.04-114,421.29-46,623.90

Finding the Fourth Proportional to 82,911.04, 114,421.29 and 46,623.90

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Solution

The fourth proportional to 82,911.04, 114,421.29 and 46,623.90 is: 64,343.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,911.04 : 114,421.29 = 46,623.90 : x
  2. Step 2: Convert to fraction form
    82,911.04/114,421.29 = 46,623.90/x
  3. Step 3: Cross multiply
    82,911.04x = 114,421.29 × 46,623.90
  4. Step 4: Simplify right side
    82,911.04x = 5,334,766,607.99
  5. Step 5: Solve for x
    x = 5,334,766,607.99/82,911.04
  6. Step 6: Final answer
    x = 64,343.26

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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.